diff --git a/Cargo.lock b/Cargo.lock
index e184dbe0b..00724728b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -21,8 +21,8 @@ dependencies = [
  "copyless",
  "futures-channel",
  "futures-util",
- "smallvec 1.4.1",
- "tokio 0.2.22",
+ "smallvec",
+ "tokio",
 ]
 
 [[package]]
@@ -36,25 +36,10 @@ dependencies = [
  "lazy_static",
  "log",
  "num_cpus",
- "parking_lot 0.11.0",
+ "parking_lot",
  "threadpool",
 ]
 
-[[package]]
-name = "addr2line"
-version = "0.13.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1b6a2d3371669ab3ca9797670853d61402b03d0b4b9ebf33d677dfa720203072"
-dependencies = [
- "gimli",
-]
-
-[[package]]
-name = "adler"
-version = "0.2.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ee2a4ec343196209d6594e19543ae87a39f96d5534d7174822a3ad825dd6ed7e"
-
 [[package]]
 name = "ahash"
 version = "0.3.8"
@@ -91,18 +76,6 @@ version = "0.4.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4d25d88fd6b8041580a654f9d0c581a047baee2b3efee13275f2fc392fc75034"
 
-[[package]]
-name = "arrayref"
-version = "0.3.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a4c527152e37cf757a3f78aae5a06fbeefdb07ccc535c980a3208ee3060dd544"
-
-[[package]]
-name = "arrayvec"
-version = "0.5.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cff77d8686867eceff3105329d4698d96c2391c176d5d03adc90c7389162b5b8"
-
 [[package]]
 name = "async-attributes"
 version = "1.1.1"
@@ -133,7 +106,7 @@ dependencies = [
  "async-std",
  "native-tls",
  "thiserror",
- "url 2.1.1",
+ "url",
 ]
 
 [[package]]
@@ -144,7 +117,7 @@ checksum = "00d68a33ebc8b57800847d00787307f84a562224a14db069b0acefe4c2abbf5d"
 dependencies = [
  "async-attributes",
  "async-task",
- "crossbeam-utils 0.7.2",
+ "crossbeam-utils",
  "futures-channel",
  "futures-core",
  "futures-io",
@@ -216,41 +189,12 @@ version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f8aac770f1885fd7e387acedd76065302551364496e46b3dd00860b2f8359b9d"
 
-[[package]]
-name = "backtrace"
-version = "0.3.50"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "46254cf2fdcdf1badb5934448c1bcbe046a56537b3987d96c51a7afc5d03f293"
-dependencies = [
- "addr2line",
- "cfg-if",
- "libc",
- "miniz_oxide",
- "object",
- "rustc-demangle",
-]
-
 [[package]]
 name = "base-x"
 version = "0.2.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1b20b618342cf9891c292c4f5ac2cde7287cc5c87e87e9c769d617793607dec1"
 
-[[package]]
-name = "base64"
-version = "0.10.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0b25d992356d2eb0ed82172f5248873db5560c4721f564b13cb5193bda5e668e"
-dependencies = [
- "byteorder",
-]
-
-[[package]]
-name = "base64"
-version = "0.11.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b41b7ea54a0c9d92199de89e20e58d49f02f8e699814ef3fdf266f6f748d15c7"
-
 [[package]]
 name = "base64"
 version = "0.12.3"
@@ -274,17 +218,6 @@ version = "1.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cf1de2fe8c75bc145a2f577add951f8134889b4795d47466a54a5c846d691693"
 
-[[package]]
-name = "blake2b_simd"
-version = "0.5.10"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d8fb2d74254a3a0b5cac33ac9f8ed0e44aa50378d9dbb2e5d83bd21ed1dc2c8a"
-dependencies = [
- "arrayref",
- "arrayvec",
- "constant_time_eq",
-]
-
 [[package]]
 name = "block-buffer"
 version = "0.9.0"
@@ -338,17 +271,6 @@ version = "1.3.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "08c48aae112d48ed9f069b33538ea9e3e90aa263cfa3d1c24309612b1f7472de"
 
-[[package]]
-name = "bytes"
-version = "0.4.12"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "206fdffcfa2df7cbe15601ef46c813fce0965eb3286db6b56c583b814b51c81c"
-dependencies = [
- "byteorder",
- "either",
- "iovec",
-]
-
 [[package]]
 name = "bytes"
 version = "0.5.6"
@@ -402,7 +324,6 @@ checksum = "c74d84029116787153e02106bf53e66828452a4b325cc8652b788b5967c0a0b6"
 dependencies = [
  "num-integer",
  "num-traits",
- "serde",
  "time 0.1.43",
 ]
 
@@ -453,15 +374,6 @@ dependencies = [
  "syn",
 ]
 
-[[package]]
-name = "cloudabi"
-version = "0.0.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ddfc5b9aa5d4507acaf872de71051dfd0e309860e88966e1051e462a077aac4f"
-dependencies = [
- "bitflags",
-]
-
 [[package]]
 name = "cloudabi"
 version = "0.1.0"
@@ -497,22 +409,6 @@ dependencies = [
  "winapi-util",
 ]
 
-[[package]]
-name = "constant_time_eq"
-version = "0.1.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "245097e9a4535ee1e3e3931fcfcd55a796a44c643e8596ff6566d68f09b87bbc"
-
-[[package]]
-name = "cookie"
-version = "0.12.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "888604f00b3db336d2af898ec3c1d5d0ddf5e6d462220f2ededc33a87ac4bbd5"
-dependencies = [
- "time 0.1.43",
- "url 1.7.2",
-]
-
 [[package]]
 name = "copyless"
 version = "0.1.5"
@@ -593,7 +489,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "09ee0cc8804d5393478d743b035099520087a5186f3b93fa58cec08fa62407b6"
 dependencies = [
  "cfg-if",
- "crossbeam-utils 0.7.2",
+ "crossbeam-utils",
 ]
 
 [[package]]
@@ -603,7 +499,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9f02af974daeee82218205558e51ec8768b48cf524bd01d550abe5573a608285"
 dependencies = [
  "crossbeam-epoch",
- "crossbeam-utils 0.7.2",
+ "crossbeam-utils",
  "maybe-uninit",
 ]
 
@@ -615,7 +511,7 @@ checksum = "058ed274caafc1f60c4997b5fc07bf7dc7cca454af7c6e81edffe5f33f70dace"
 dependencies = [
  "autocfg 1.0.0",
  "cfg-if",
- "crossbeam-utils 0.7.2",
+ "crossbeam-utils",
  "lazy_static",
  "maybe-uninit",
  "memoffset",
@@ -629,20 +525,10 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "774ba60a54c213d409d5353bda12d49cd68d14e45036a285234c8d6f91f92570"
 dependencies = [
  "cfg-if",
- "crossbeam-utils 0.7.2",
+ "crossbeam-utils",
  "maybe-uninit",
 ]
 
-[[package]]
-name = "crossbeam-utils"
-version = "0.6.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "04973fa96e96579258a5091af6003abde64af786b860f18622b82e026cca60e6"
-dependencies = [
- "cfg-if",
- "lazy_static",
-]
-
 [[package]]
 name = "crossbeam-utils"
 version = "0.7.2"
@@ -686,12 +572,6 @@ dependencies = [
  "memchr",
 ]
 
-[[package]]
-name = "data-encoding"
-version = "2.2.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "72aa14c04dfae8dd7d8a2b1cb7ca2152618cd01336dbfe704b8dcbf8d41dbd69"
-
 [[package]]
 name = "derive_more"
 version = "0.99.9"
@@ -772,16 +652,6 @@ dependencies = [
  "termcolor",
 ]
 
-[[package]]
-name = "error-chain"
-version = "0.12.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d371106cc88ffdfb1eabd7111e432da544f16f3e2d7bf1dfe8bf575f1df045cd"
-dependencies = [
- "backtrace",
- "version_check",
-]
-
 [[package]]
 name = "event-listener"
 version = "2.2.1"
@@ -831,12 +701,6 @@ version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3dcaa9ae7725d12cdb85b3ad99a434db70b468c09ded17e012d86b5c1010f7a7"
 
-[[package]]
-name = "futures"
-version = "0.1.29"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1b980f2816d6ee8673b6517b52cb0e808a180efc92e5c19d02cdda79066703ef"
-
 [[package]]
 name = "futures"
 version = "0.3.5"
@@ -868,16 +732,6 @@ version = "0.3.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "59f5fff90fd5d971f936ad674802482ba441b6f09ba5e15fd8b39145582ca399"
 
-[[package]]
-name = "futures-cpupool"
-version = "0.1.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ab90cde24b3319636588d0c35fe03b1333857621051837ed769faefb4c2162e4"
-dependencies = [
- "futures 0.1.29",
- "num_cpus",
-]
-
 [[package]]
 name = "futures-executor"
 version = "0.3.5"
@@ -953,7 +807,6 @@ version = "0.3.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8764574ff08b701a084482c3c7031349104b07ac897393010494beaa18ce32c6"
 dependencies = [
- "futures 0.1.29",
  "futures-channel",
  "futures-core",
  "futures-io",
@@ -966,7 +819,6 @@ dependencies = [
  "proc-macro-hack",
  "proc-macro-nested",
  "slab",
- "tokio-io",
 ]
 
 [[package]]
@@ -990,12 +842,6 @@ dependencies = [
  "wasi",
 ]
 
-[[package]]
-name = "gimli"
-version = "0.22.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "aaf91faf136cb47367fa430cd46e37a788775e7fa104f8b4bcb3861dc389b724"
-
 [[package]]
 name = "glob"
 version = "0.3.0"
@@ -1015,24 +861,6 @@ dependencies = [
  "web-sys",
 ]
 
-[[package]]
-name = "h2"
-version = "0.1.26"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a5b34c246847f938a410a03c5458c7fee2274436675e76d8b903c08efc29c462"
-dependencies = [
- "byteorder",
- "bytes 0.4.12",
- "fnv",
- "futures 0.1.29",
- "http",
- "indexmap",
- "log",
- "slab",
- "string",
- "tokio-io",
-]
-
 [[package]]
 name = "half"
 version = "1.6.0"
@@ -1083,60 +911,6 @@ dependencies = [
  "digest",
 ]
 
-[[package]]
-name = "http"
-version = "0.1.21"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d6ccf5ede3a895d8856620237b2f02972c1bbc78d2965ad7fe8838d4a0ed41f0"
-dependencies = [
- "bytes 0.4.12",
- "fnv",
- "itoa",
-]
-
-[[package]]
-name = "http-body"
-version = "0.1.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6741c859c1b2463a423a1dbce98d418e6c3c3fc720fb0d45528657320920292d"
-dependencies = [
- "bytes 0.4.12",
- "futures 0.1.29",
- "http",
- "tokio-buf",
-]
-
-[[package]]
-name = "http-service"
-version = "0.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9625f605ddfaf894bf78a544a7b8e31f562dc843654723a49892d9c7e75ac708"
-dependencies = [
- "async-std",
- "bytes 0.4.12",
- "futures 0.3.5",
- "http",
- "pin-project-lite",
-]
-
-[[package]]
-name = "http-service-hyper"
-version = "0.4.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e33d5dae94e0fdb82f9524ea2f2b98458b3d8448526d8cc8beccb3d3fded8aff"
-dependencies = [
- "futures 0.3.5",
- "http",
- "http-service",
- "hyper",
-]
-
-[[package]]
-name = "httparse"
-version = "1.3.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cd179ae861f0c2e53da70d892f5f3029f9594be0c41dc5269cd371691b1dc2f9"
-
 [[package]]
 name = "humantime"
 version = "1.3.0"
@@ -1146,47 +920,6 @@ dependencies = [
  "quick-error",
 ]
 
-[[package]]
-name = "hyper"
-version = "0.12.35"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9dbe6ed1438e1f8ad955a4701e9a944938e9519f6888d12d8558b645e247d5f6"
-dependencies = [
- "bytes 0.4.12",
- "futures 0.1.29",
- "futures-cpupool",
- "h2",
- "http",
- "http-body",
- "httparse",
- "iovec",
- "itoa",
- "log",
- "net2",
- "rustc_version",
- "time 0.1.43",
- "tokio 0.1.22",
- "tokio-buf",
- "tokio-executor",
- "tokio-io",
- "tokio-reactor",
- "tokio-tcp",
- "tokio-threadpool",
- "tokio-timer",
- "want",
-]
-
-[[package]]
-name = "idna"
-version = "0.1.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "38f09e0f0b1fb55fdee1f17470ad800da77af5186a1a76c026b679358b7e844e"
-dependencies = [
- "matches",
- "unicode-bidi",
- "unicode-normalization",
-]
-
 [[package]]
 name = "idna"
 version = "0.2.0"
@@ -1253,21 +986,6 @@ dependencies = [
  "wasm-bindgen",
 ]
 
-[[package]]
-name = "jsonwebtoken"
-version = "6.0.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a81d1812d731546d2614737bee92aa071d37e9afa1409bc374da9e5e70e70b22"
-dependencies = [
- "base64 0.10.1",
- "chrono",
- "ring",
- "serde",
- "serde_derive",
- "serde_json",
- "untrusted",
-]
-
 [[package]]
 name = "kernel32-sys"
 version = "0.2.2"
@@ -1325,15 +1043,6 @@ version = "0.5.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8dd5a6d5999d9907cda8ed67bbd137d3af8085216c2ac62de5be860bd41f304a"
 
-[[package]]
-name = "lock_api"
-version = "0.3.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c4da24a77a3d8a6d4862d95f72e6fdb9c09a643ecdb402d754004a557f2bec75"
-dependencies = [
- "scopeguard",
-]
-
 [[package]]
 name = "lock_api"
 version = "0.4.1"
@@ -1405,21 +1114,6 @@ dependencies = [
  "autocfg 1.0.0",
 ]
 
-[[package]]
-name = "mime"
-version = "0.3.16"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2a60c7ce501c71e03a9c9c0d35b861413ae925bd979cc7a4e30d060069aaac8d"
-
-[[package]]
-name = "miniz_oxide"
-version = "0.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "be0f75932c1f6cfae3c04000e40114adf955636e19040f9c0a2c380702aa1c7f"
-dependencies = [
- "adler",
-]
-
 [[package]]
 name = "mio"
 version = "0.6.22"
@@ -1539,7 +1233,7 @@ dependencies = [
  "num-traits",
  "rand",
  "serde",
- "smallvec 1.4.1",
+ "smallvec",
  "zeroize",
 ]
 
@@ -1583,12 +1277,6 @@ dependencies = [
  "libc",
 ]
 
-[[package]]
-name = "object"
-version = "0.20.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1ab52be62400ca80aa00285d25253d7f7c437b7375c4de678f5405d3afe82ca5"
-
 [[package]]
 name = "once_cell"
 version = "1.4.0"
@@ -1662,17 +1350,6 @@ version = "1.0.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6cb300f271742d4a2a66c01b6b2fa0c83dfebd2e0bf11addb879a3547b4ed87c"
 
-[[package]]
-name = "parking_lot"
-version = "0.9.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f842b1982eb6c2fe34036a4fbfb06dd185a3f5c8edfaacdf7d1ea10b07de6252"
-dependencies = [
- "lock_api 0.3.4",
- "parking_lot_core 0.6.2",
- "rustc_version",
-]
-
 [[package]]
 name = "parking_lot"
 version = "0.11.0"
@@ -1680,23 +1357,8 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a4893845fa2ca272e647da5d0e46660a314ead9c2fdd9a883aabc32e481a8733"
 dependencies = [
  "instant",
- "lock_api 0.4.1",
- "parking_lot_core 0.8.0",
-]
-
-[[package]]
-name = "parking_lot_core"
-version = "0.6.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b876b1b9e7ac6e1a74a6da34d25c42e17e8862aa409cbbbdcfc8d86c6f3bc62b"
-dependencies = [
- "cfg-if",
- "cloudabi 0.0.3",
- "libc",
- "redox_syscall",
- "rustc_version",
- "smallvec 0.6.13",
- "winapi 0.3.9",
+ "lock_api",
+ "parking_lot_core",
 ]
 
 [[package]]
@@ -1706,11 +1368,11 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c361aa727dd08437f2f1447be8b59a33b0edd15e0fcee698f935613d9efbca9b"
 dependencies = [
  "cfg-if",
- "cloudabi 0.1.0",
+ "cloudabi",
  "instant",
  "libc",
  "redox_syscall",
- "smallvec 1.4.1",
+ "smallvec",
  "winapi 0.3.9",
 ]
 
@@ -1766,17 +1428,11 @@ version = "0.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "59698ea79df9bf77104aefd39cc3ec990cb9693fb59c3b0a70ddf2646fdffb4b"
 dependencies = [
- "base64 0.12.3",
+ "base64",
  "once_cell",
  "regex",
 ]
 
-[[package]]
-name = "percent-encoding"
-version = "1.0.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "31010dd2e1ac33d5b46a5b413495239882813e0369f8ed8a5e266f173602f831"
-
 [[package]]
 name = "percent-encoding"
 version = "2.1.0"
@@ -1988,7 +1644,7 @@ checksum = "e92e15d89083484e11353891f1af602cc661426deb9564c298b270c726973280"
 dependencies = [
  "crossbeam-deque",
  "crossbeam-queue",
- "crossbeam-utils 0.7.2",
+ "crossbeam-utils",
  "lazy_static",
  "num_cpus",
 ]
@@ -2035,26 +1691,6 @@ dependencies = [
  "winapi 0.3.9",
 ]
 
-[[package]]
-name = "ring"
-version = "0.14.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "426bc186e3e95cac1e4a4be125a4aca7e84c2d616ffc02244eef36e2a60a093c"
-dependencies = [
- "cc",
- "lazy_static",
- "libc",
- "spin",
- "untrusted",
- "winapi 0.3.9",
-]
-
-[[package]]
-name = "route-recognizer"
-version = "0.1.13"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ea509065eb0b3c446acdd0102f0d46567dc30902dc0be91d6552035d92b0f4f8"
-
 [[package]]
 name = "rsa"
 version = "0.3.0"
@@ -2077,18 +1713,6 @@ dependencies = [
  "zeroize",
 ]
 
-[[package]]
-name = "rust-argon2"
-version = "0.6.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "416f5109bdd413cec4f04c029297838e7604c993f8d1483b1d438f23bdc3eb35"
-dependencies = [
- "base64 0.11.0",
- "blake2b_simd",
- "constant_time_eq",
- "crossbeam-utils 0.6.6",
-]
-
 [[package]]
 name = "rust_decimal"
 version = "1.7.0"
@@ -2099,12 +1723,6 @@ dependencies = [
  "serde",
 ]
 
-[[package]]
-name = "rustc-demangle"
-version = "0.1.16"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4c691c0e608126e00913e33f0ccf3727d5fc84573623b8d65b2df340b5201783"
-
 [[package]]
 name = "rustc_version"
 version = "0.2.3"
@@ -2238,18 +1856,6 @@ dependencies = [
  "serde",
 ]
 
-[[package]]
-name = "serde_qs"
-version = "0.5.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d43eef44996bbe16e99ac720e1577eefa16f7b76b5172165c98ced20ae9903e1"
-dependencies = [
- "data-encoding",
- "error-chain",
- "percent-encoding 1.0.1",
- "serde",
-]
-
 [[package]]
 name = "sha-1"
 version = "0.9.1"
@@ -2309,15 +1915,6 @@ version = "0.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c111b5bd5695e56cffe5129854aa230b39c93a305372fdbb2668ca2394eea9f8"
 
-[[package]]
-name = "smallvec"
-version = "0.6.13"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f7b0758c52e15a8b5e3691eae6cc559f08eee9406e548a4477ba4e67770a82b6"
-dependencies = [
- "maybe-uninit",
-]
-
 [[package]]
 name = "smallvec"
 version = "1.4.1"
@@ -2382,7 +1979,7 @@ dependencies = [
  "async-std",
  "dotenv",
  "env_logger",
- "futures 0.3.5",
+ "futures",
  "paste",
  "serde",
  "serde_json",
@@ -2391,9 +1988,9 @@ dependencies = [
  "sqlx-rt",
  "sqlx-test",
  "time 0.2.16",
- "tokio 0.2.22",
+ "tokio",
  "trybuild",
- "url 2.1.1",
+ "url",
 ]
 
 [[package]]
@@ -2419,14 +2016,14 @@ dependencies = [
  "console",
  "dialoguer",
  "dotenv",
- "futures 0.3.5",
+ "futures",
  "glob",
  "openssl",
  "serde",
  "serde_json",
  "sqlx",
- "tokio 0.2.22",
- "url 2.1.1",
+ "tokio",
+ "url",
 ]
 
 [[package]]
@@ -2434,16 +2031,16 @@ name = "sqlx-core"
 version = "0.4.0-beta.1"
 dependencies = [
  "atoi",
- "base64 0.12.3",
+ "base64",
  "bigdecimal",
  "bitflags",
  "byteorder",
- "bytes 0.5.6",
+ "bytes",
  "chrono",
  "crc",
  "crossbeam-channel",
  "crossbeam-queue",
- "crossbeam-utils 0.7.2",
+ "crossbeam-utils",
  "digest",
  "either",
  "encoding_rs",
@@ -2465,8 +2062,8 @@ dependencies = [
  "num-bigint",
  "num-traits",
  "once_cell",
- "parking_lot 0.11.0",
- "percent-encoding 2.1.0",
+ "parking_lot",
+ "percent-encoding",
  "rand",
  "regex",
  "rsa",
@@ -2475,13 +2072,13 @@ dependencies = [
  "serde_json",
  "sha-1",
  "sha2",
- "smallvec 1.4.1",
+ "smallvec",
  "sqlformat",
  "sqlx-rt",
  "stringprep",
  "thiserror",
  "time 0.2.16",
- "url 2.1.1",
+ "url",
  "uuid",
  "whoami",
 ]
@@ -2492,7 +2089,7 @@ version = "0.1.0"
 dependencies = [
  "anyhow",
  "async-std",
- "futures 0.3.5",
+ "futures",
  "paw",
  "sqlx",
  "structopt",
@@ -2503,56 +2100,17 @@ name = "sqlx-example-postgres-listen"
 version = "0.1.0"
 dependencies = [
  "async-std",
- "futures 0.3.5",
+ "futures",
  "sqlx",
 ]
 
-[[package]]
-name = "sqlx-example-postgres-todos"
-version = "0.1.0"
-dependencies = [
- "anyhow",
- "async-std",
- "dotenv",
- "futures 0.3.5",
- "paw",
- "sqlx",
- "structopt",
-]
-
-[[package]]
-name = "sqlx-example-realworld"
-version = "0.1.0"
-dependencies = [
- "anyhow",
- "async-std",
- "async-trait",
- "chrono",
- "env_logger",
- "futures 0.3.5",
- "heck",
- "http",
- "itertools",
- "jsonwebtoken",
- "log",
- "paw",
- "rand",
- "rust-argon2",
- "serde",
- "serde_json",
- "sqlx",
- "structopt",
- "thiserror",
- "tide",
-]
-
 [[package]]
 name = "sqlx-example-sqlite-todos"
 version = "0.1.0"
 dependencies = [
  "anyhow",
  "async-std",
- "futures 0.3.5",
+ "futures",
  "paw",
  "sqlx",
  "structopt",
@@ -2564,7 +2122,7 @@ version = "0.4.0-beta.1"
 dependencies = [
  "dotenv",
  "either",
- "futures 0.3.5",
+ "futures",
  "heck",
  "hex",
  "proc-macro2",
@@ -2575,7 +2133,7 @@ dependencies = [
  "sqlx-core",
  "sqlx-rt",
  "syn",
- "url 2.1.1",
+ "url",
 ]
 
 [[package]]
@@ -2588,7 +2146,7 @@ dependencies = [
  "async-std",
  "native-tls",
  "once_cell",
- "tokio 0.2.22",
+ "tokio",
  "tokio-native-tls",
 ]
 
@@ -2601,7 +2159,7 @@ dependencies = [
  "dotenv",
  "env_logger",
  "sqlx",
- "tokio 0.2.22",
+ "tokio",
 ]
 
 [[package]]
@@ -2662,15 +2220,6 @@ version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "213701ba3370744dcd1a12960caa4843b3d68b4d1c0a5d575e0d65b2ee9d16c0"
 
-[[package]]
-name = "string"
-version = "0.2.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d24114bfcceb867ca7f71a0d3fe45d45619ec47a6fbfa98cb14e14250bfa5d6d"
-dependencies = [
- "bytes 0.4.12",
-]
-
 [[package]]
 name = "stringprep"
 version = "0.1.2"
@@ -2846,27 +2395,6 @@ dependencies = [
  "num_cpus",
 ]
 
-[[package]]
-name = "tide"
-version = "0.6.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e619c99048ae107912703d0efeec4ff4fbff704f064e51d3eee614b28ea7b739"
-dependencies = [
- "async-std",
- "cookie",
- "futures 0.3.5",
- "http",
- "http-service",
- "http-service-hyper",
- "log",
- "mime",
- "pin-project-lite",
- "route-recognizer",
- "serde",
- "serde_json",
- "serde_qs",
-]
-
 [[package]]
 name = "time"
 version = "0.1.43"
@@ -2931,31 +2459,13 @@ version = "0.3.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "53953d2d3a5ad81d9f844a32f14ebb121f50b650cd59d0ee2a07cf13c617efed"
 
-[[package]]
-name = "tokio"
-version = "0.1.22"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5a09c0b5bb588872ab2f09afa13ee6e9dac11e10a0ec9e8e3ba39a5a5d530af6"
-dependencies = [
- "bytes 0.4.12",
- "futures 0.1.29",
- "mio",
- "num_cpus",
- "tokio-current-thread",
- "tokio-executor",
- "tokio-io",
- "tokio-reactor",
- "tokio-threadpool",
- "tokio-timer",
-]
-
 [[package]]
 name = "tokio"
 version = "0.2.22"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5d34ca54d84bf2b5b4d7d31e901a8464f7b60ac145a284fba25ceb801f2ddccd"
 dependencies = [
- "bytes 0.5.6",
+ "bytes",
  "fnv",
  "futures-core",
  "iovec",
@@ -2973,48 +2483,6 @@ dependencies = [
  "winapi 0.3.9",
 ]
 
-[[package]]
-name = "tokio-buf"
-version = "0.1.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8fb220f46c53859a4b7ec083e41dec9778ff0b1851c0942b211edb89e0ccdc46"
-dependencies = [
- "bytes 0.4.12",
- "either",
- "futures 0.1.29",
-]
-
-[[package]]
-name = "tokio-current-thread"
-version = "0.1.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b1de0e32a83f131e002238d7ccde18211c0a5397f60cbfffcb112868c2e0e20e"
-dependencies = [
- "futures 0.1.29",
- "tokio-executor",
-]
-
-[[package]]
-name = "tokio-executor"
-version = "0.1.10"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "fb2d1b8f4548dbf5e1f7818512e9c406860678f29c300cdf0ebac72d1a3a1671"
-dependencies = [
- "crossbeam-utils 0.7.2",
- "futures 0.1.29",
-]
-
-[[package]]
-name = "tokio-io"
-version = "0.1.13"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "57fc868aae093479e3131e3d165c93b1c7474109d13c90ec0dda2a1bbfff0674"
-dependencies = [
- "bytes 0.4.12",
- "futures 0.1.29",
- "log",
-]
-
 [[package]]
 name = "tokio-macros"
 version = "0.2.5"
@@ -3033,79 +2501,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cd608593a919a8e05a7d1fc6df885e40f6a88d3a70a3a7eff23ff27964eda069"
 dependencies = [
  "native-tls",
- "tokio 0.2.22",
-]
-
-[[package]]
-name = "tokio-reactor"
-version = "0.1.12"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "09bc590ec4ba8ba87652da2068d150dcada2cfa2e07faae270a5e0409aa51351"
-dependencies = [
- "crossbeam-utils 0.7.2",
- "futures 0.1.29",
- "lazy_static",
- "log",
- "mio",
- "num_cpus",
- "parking_lot 0.9.0",
- "slab",
- "tokio-executor",
- "tokio-io",
- "tokio-sync",
-]
-
-[[package]]
-name = "tokio-sync"
-version = "0.1.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "edfe50152bc8164fcc456dab7891fa9bf8beaf01c5ee7e1dd43a397c3cf87dee"
-dependencies = [
- "fnv",
- "futures 0.1.29",
-]
-
-[[package]]
-name = "tokio-tcp"
-version = "0.1.4"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "98df18ed66e3b72e742f185882a9e201892407957e45fbff8da17ae7a7c51f72"
-dependencies = [
- "bytes 0.4.12",
- "futures 0.1.29",
- "iovec",
- "mio",
- "tokio-io",
- "tokio-reactor",
-]
-
-[[package]]
-name = "tokio-threadpool"
-version = "0.1.18"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "df720b6581784c118f0eb4310796b12b1d242a7eb95f716a8367855325c25f89"
-dependencies = [
- "crossbeam-deque",
- "crossbeam-queue",
- "crossbeam-utils 0.7.2",
- "futures 0.1.29",
- "lazy_static",
- "log",
- "num_cpus",
- "slab",
- "tokio-executor",
-]
-
-[[package]]
-name = "tokio-timer"
-version = "0.2.13"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "93044f2d313c95ff1cb7809ce9a7a05735b012288a888b62d4434fd58c94f296"
-dependencies = [
- "crossbeam-utils 0.7.2",
- "futures 0.1.29",
- "slab",
- "tokio-executor",
+ "tokio",
 ]
 
 [[package]]
@@ -3117,12 +2513,6 @@ dependencies = [
  "serde",
 ]
 
-[[package]]
-name = "try-lock"
-version = "0.2.3"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "59547bce71d9c38b83d9c0e92b6066c4253371f15005def0c30d9657f50c7642"
-
 [[package]]
 name = "trybuild"
 version = "1.0.30"
@@ -3179,32 +2569,15 @@ version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f7fe0bb3479651439c9112f72b6c505038574c9fbb575ed1bf3b797fa39dd564"
 
-[[package]]
-name = "untrusted"
-version = "0.6.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "55cd1f4b4e96b46aeb8d4855db4a7a9bd96eeeb5c6a1ab54593328761642ce2f"
-
-[[package]]
-name = "url"
-version = "1.7.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dd4e7c0d531266369519a4aa4f399d748bd37043b00bde1e4ff1f60a120b355a"
-dependencies = [
- "idna 0.1.5",
- "matches",
- "percent-encoding 1.0.1",
-]
-
 [[package]]
 name = "url"
 version = "2.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "829d4a8476c35c9bf0bbce5a3b23f4106f79728039b726d292bb93bc106787cb"
 dependencies = [
- "idna 0.2.0",
+ "idna",
  "matches",
- "percent-encoding 2.1.0",
+ "percent-encoding",
 ]
 
 [[package]]
@@ -3248,17 +2621,6 @@ dependencies = [
  "winapi-util",
 ]
 
-[[package]]
-name = "want"
-version = "0.2.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b6395efa4784b027708f7451087e647ec73cc74f5d9bc2e418404248d679a230"
-dependencies = [
- "futures 0.1.29",
- "log",
- "try-lock",
-]
-
 [[package]]
 name = "wasi"
 version = "0.9.0+wasi-snapshot-preview1"
diff --git a/Cargo.toml b/Cargo.toml
index 7c5133c2a..1fe09d4dd 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -9,9 +9,7 @@ members = [
     "sqlx-bench",
     "examples/mysql/todos",
     "examples/postgres/listen",
-    "examples/postgres/todos",
     "examples/sqlite/todos",
-    "examples/realworld",
 ]
 
 [package]