diff --git a/Cargo.lock b/Cargo.lock
index 014d47f..0e8e1d2 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1,5 +1,7 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
+version = 3
+
 [[package]]
 name = "aho-corasick"
 version = "0.7.10"
@@ -165,6 +167,12 @@ version = "0.1.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4785bdd1c96b2a846b2bd7cc02e86b6b3dbf14e7e53446c4f54c92a361040822"
 
+[[package]]
+name = "cfg-if"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
+
 [[package]]
 name = "cfg-match"
 version = "0.2.1"
@@ -213,7 +221,7 @@ version = "0.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b8d976903543e0c48546a91908f21588a680a8c8f984df9a5d69feccb2b2a211"
 dependencies = [
- "cfg-if",
+ "cfg-if 0.1.10",
  "wasm-bindgen",
 ]
 
@@ -240,7 +248,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c3c7c73a2d1e9fc0886a08b93e98eb643461230d5f1925e4036204d5f2e261a8"
 dependencies = [
  "autocfg 1.0.0",
- "cfg-if",
+ "cfg-if 0.1.10",
  "lazy_static",
 ]
 
@@ -418,7 +426,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9a5081aa3de1f7542a794a397cde100ed903b0630152d0973479018fd85423a7"
 dependencies = [
  "proc-macro-hack",
- "proc-macro2 1.0.12",
+ "proc-macro2 1.0.39",
  "quote 1.0.4",
  "syn",
 ]
@@ -478,7 +486,7 @@ version = "0.1.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7abc8dd8451921606d809ba32e95b6111925cd2906060d2dcc29c070220503eb"
 dependencies = [
- "cfg-if",
+ "cfg-if 0.1.10",
  "libc",
  "stdweb",
  "wasi",
@@ -625,11 +633,17 @@ version = "1.3.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cd179ae861f0c2e53da70d892f5f3029f9594be0c41dc5269cd371691b1dc2f9"
 
+[[package]]
+name = "httpdate"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "494b4d60369511e7dea41cf646832512a94e542f68bb9c49e54518e0f468eb47"
+
 [[package]]
 name = "hyper"
-version = "0.13.5"
+version = "0.13.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "96816e1d921eca64d208a85aab4f7798455a8e34229ee5a88c935bdee1b78b14"
+checksum = "8a6f157065790a3ed2f88679250419b5cdd96e714a0d65f7797fd337186e96bb"
 dependencies = [
  "bytes",
  "futures-channel",
@@ -639,13 +653,13 @@ dependencies = [
  "http",
  "http-body",
  "httparse",
+ "httpdate",
  "itoa",
- "log 0.4.8",
- "net2",
- "pin-project",
- "time",
+ "pin-project 1.0.10",
+ "socket2",
  "tokio",
  "tower-service",
+ "tracing",
  "want",
 ]
 
@@ -725,7 +739,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d7043aa5c05dd34fb73b47acb8c3708eac428de4545ea3682ed2f11293ebd890"
 dependencies = [
  "arrayvec",
- "cfg-if",
+ "cfg-if 0.1.10",
  "rustc_version",
  "ryu",
  "static_assertions",
@@ -768,7 +782,7 @@ version = "0.4.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "14b6052be84e6b71ab17edffc2eeabf5c2c3ae1fdb464aae35ac50c67a44e1f7"
 dependencies = [
- "cfg-if",
+ "cfg-if 0.1.10",
 ]
 
 [[package]]
@@ -826,7 +840,7 @@ version = "0.6.22"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fce347092656428bc8eaf6201042cb551b8d67855af7374542a92a0fbfcac430"
 dependencies = [
- "cfg-if",
+ "cfg-if 0.1.10",
  "fuchsia-zircon",
  "fuchsia-zircon-sys",
  "iovec",
@@ -926,7 +940,7 @@ version = "0.2.34"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2ba7c918ac76704fb42afcbbb43891e72731f3dcca3bef2a19786297baf14af7"
 dependencies = [
- "cfg-if",
+ "cfg-if 0.1.10",
  "libc",
  "winapi 0.3.8",
 ]
@@ -1004,7 +1018,7 @@ checksum = "50e4785f2c3b7589a0d0c1dd60285e1188adac4006e8abd6dd578e1567027363"
 dependencies = [
  "bitflags",
  "cc",
- "cfg-if",
+ "cfg-if 0.1.10",
  "libc",
  "void",
 ]
@@ -1077,7 +1091,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cee6d85f4cb4c4f59a6a85d5b68a233d280c82e29e822913b9c8b129fbf20bdd"
 dependencies = [
  "bitflags",
- "cfg-if",
+ "cfg-if 0.1.10",
  "foreign-types",
  "lazy_static",
  "libc",
@@ -1166,7 +1180,16 @@ version = "0.4.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "6f6a7f5eee6292c559c793430c55c00aea9d3b3d1905e855806ca4d7253426a2"
 dependencies = [
- "pin-project-internal",
+ "pin-project-internal 0.4.9",
+]
+
+[[package]]
+name = "pin-project"
+version = "1.0.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "58ad3879ad3baf4e44784bc6a718a8698867bb991f8ce24d1bcbe2cfb4c3a75e"
+dependencies = [
+ "pin-project-internal 1.0.10",
 ]
 
 [[package]]
@@ -1175,7 +1198,18 @@ version = "0.4.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8988430ce790d8682672117bc06dda364c0be32d3abd738234f19f3240bad99a"
 dependencies = [
- "proc-macro2 1.0.12",
+ "proc-macro2 1.0.39",
+ "quote 1.0.4",
+ "syn",
+]
+
+[[package]]
+name = "pin-project-internal"
+version = "1.0.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "744b6f092ba29c3650faf274db506afd39944f48420f6c86b17cfe0ee1cb36bb"
+dependencies = [
+ "proc-macro2 1.0.39",
  "quote 1.0.4",
  "syn",
 ]
@@ -1186,6 +1220,12 @@ version = "0.1.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "237844750cfbb86f67afe27eee600dfbbcb6188d734139b534cbfbf4f96792ae"
 
+[[package]]
+name = "pin-project-lite"
+version = "0.2.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e0a7ae3ac2f1173085d398531c705756c94a4c56843785df85a60c1a0afac116"
+
 [[package]]
 name = "pin-utils"
 version = "0.1.0"
@@ -1237,11 +1277,11 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.12"
+version = "1.0.39"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8872cf6f48eee44265156c111456a700ab3483686b3f96df4cf5481c89157319"
+checksum = "c54b25569025b7fc9651de43004ae593a75ad88543b17178aa5e1b9c4f15f56f"
 dependencies = [
- "unicode-xid 0.2.0",
+ "unicode-ident",
 ]
 
 [[package]]
@@ -1265,7 +1305,7 @@ version = "1.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "4c1f4b0efa5fc5e8ceb705136bfee52cfdb6a4e3509f770b478cd6ed434232a7"
 dependencies = [
- "proc-macro2 1.0.12",
+ "proc-macro2 1.0.39",
 ]
 
 [[package]]
@@ -1581,7 +1621,7 @@ version = "1.0.106"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9e549e3abf4fb8621bd1609f11dfc9f5e50320802273b12f3811a67e6716ea6c"
 dependencies = [
- "proc-macro2 1.0.12",
+ "proc-macro2 1.0.39",
  "quote 1.0.4",
  "syn",
 ]
@@ -1680,7 +1720,7 @@ version = "0.6.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0ec32ba84a7a86aeb0bc32fd0c46d31b0285599f68ea72e87eff6127889d99e1"
 dependencies = [
- "proc-macro2 1.0.12",
+ "proc-macro2 1.0.39",
  "quote 1.0.4",
  "syn",
 ]
@@ -1691,7 +1731,7 @@ version = "0.3.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "03088793f677dce356f3ccc2edb1b314ad191ab702a5de3faf49304f7e104918"
 dependencies = [
- "cfg-if",
+ "cfg-if 0.1.10",
  "libc",
  "redox_syscall",
  "winapi 0.3.8",
@@ -1725,7 +1765,7 @@ version = "0.5.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "c87a60a40fccc84bef0652345bbbbbe20a605bf5d0ce81719fc476f5c03b50ef"
 dependencies = [
- "proc-macro2 1.0.12",
+ "proc-macro2 1.0.39",
  "quote 1.0.4",
  "serde 1.0.106",
  "serde_derive",
@@ -1739,7 +1779,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "58fa5ff6ad0d98d1ffa8cb115892b6e69d67799f6763e162a1c9db421dc22e11"
 dependencies = [
  "base-x",
- "proc-macro2 1.0.12",
+ "proc-macro2 1.0.39",
  "quote 1.0.4",
  "serde 1.0.106",
  "serde_derive",
@@ -1762,13 +1802,13 @@ checksum = "7c65d530b10ccaeac294f349038a597e435b18fb456aadd0840a623f83b9e941"
 
 [[package]]
 name = "syn"
-version = "1.0.18"
+version = "1.0.96"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "410a7488c0a728c7ceb4ad59b9567eb4053d02e8cc7f5c0e0eeeb39518369213"
+checksum = "0748dd251e24453cb8717f0354206b91557e4ec8703673a4b30208f2abaf1ebf"
 dependencies = [
- "proc-macro2 1.0.12",
+ "proc-macro2 1.0.39",
  "quote 1.0.4",
- "unicode-xid 0.2.0",
+ "unicode-ident",
 ]
 
 [[package]]
@@ -1777,7 +1817,7 @@ version = "0.12.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "67656ea1dc1b41b1451851562ea232ec2e5a80242139f7e679ceccfb5d61f545"
 dependencies = [
- "proc-macro2 1.0.12",
+ "proc-macro2 1.0.39",
  "quote 1.0.4",
  "syn",
  "unicode-xid 0.2.0",
@@ -1789,7 +1829,7 @@ version = "3.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7a6e24d9338a0a5be79593e2fa15a648add6138caa803e2d5bc782c371732ca9"
 dependencies = [
- "cfg-if",
+ "cfg-if 0.1.10",
  "libc",
  "rand 0.7.3",
  "redox_syscall",
@@ -1812,7 +1852,7 @@ version = "1.0.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3f34e0c1caaa462fd840ec6b768946ea1e7842620d94fe29d5b847138f521269"
 dependencies = [
- "proc-macro2 1.0.12",
+ "proc-macro2 1.0.39",
  "quote 1.0.4",
  "syn",
 ]
@@ -1853,7 +1893,7 @@ dependencies = [
  "mio-named-pipes",
  "mio-uds",
  "num_cpus",
- "pin-project-lite",
+ "pin-project-lite 0.1.4",
  "signal-hook-registry",
  "slab",
  "tokio-macros",
@@ -1866,7 +1906,7 @@ version = "0.2.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f0c3acc6aa564495a0f2e1d59fab677cd7f81a19994cfc7f3ad0e64301560389"
 dependencies = [
- "proc-macro2 1.0.12",
+ "proc-macro2 1.0.39",
  "quote 1.0.4",
  "syn",
 ]
@@ -1879,7 +1919,7 @@ checksum = "b8b8fe88007ebc363512449868d7da4389c9400072a3f666f212c7280082882a"
 dependencies = [
  "futures 0.3.4",
  "log 0.4.8",
- "pin-project",
+ "pin-project 0.4.9",
  "tokio",
  "tungstenite",
 ]
@@ -1894,7 +1934,7 @@ dependencies = [
  "futures-core",
  "futures-sink",
  "log 0.4.8",
- "pin-project-lite",
+ "pin-project-lite 0.1.4",
  "tokio",
 ]
 
@@ -1913,6 +1953,27 @@ version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e987b6bf443f4b5b3b6f38704195592cca41c5bb7aedd3c3693c7081f8289860"
 
+[[package]]
+name = "tracing"
+version = "0.1.34"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5d0ecdcb44a79f0fe9844f0c4f33a342cbcbb5117de8001e6ba0dc2351327d09"
+dependencies = [
+ "cfg-if 1.0.0",
+ "log 0.4.8",
+ "pin-project-lite 0.2.9",
+ "tracing-core",
+]
+
+[[package]]
+name = "tracing-core"
+version = "0.1.26"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f54c8ca710e81886d498c2fd3331b56c93aa248d49de2222ad2742247c60072f"
+dependencies = [
+ "lazy_static",
+]
+
 [[package]]
 name = "try-lock"
 version = "0.2.2"
@@ -1981,6 +2042,12 @@ dependencies = [
  "matches",
 ]
 
+[[package]]
+name = "unicode-ident"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d22af068fba1eb5edcb4aea19d382b2a3deb4c8f9d475c589b6ada9e0fd493ee"
+
 [[package]]
 name = "unicode-normalization"
 version = "0.1.12"
@@ -2074,7 +2141,7 @@ dependencies = [
  "mime 0.3.16",
  "mime_guess 2.0.3",
  "multipart",
- "pin-project",
+ "pin-project 0.4.9",
  "scoped-tls",
  "serde 1.0.106",
  "serde_json",
@@ -2097,7 +2164,7 @@ version = "0.2.62"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e3c7d40d09cdbf0f4895ae58cf57d92e1e57a9dd8ed2e8390514b54a47cc5551"
 dependencies = [
- "cfg-if",
+ "cfg-if 0.1.10",
  "wasm-bindgen-macro",
 ]
 
@@ -2110,7 +2177,7 @@ dependencies = [
  "bumpalo",
  "lazy_static",
  "log 0.4.8",
- "proc-macro2 1.0.12",
+ "proc-macro2 1.0.39",
  "quote 1.0.4",
  "syn",
  "wasm-bindgen-shared",
@@ -2122,7 +2189,7 @@ version = "0.3.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "83420b37346c311b9ed822af41ec2e82839bfe99867ec6c54e2da43b7538771c"
 dependencies = [
- "cfg-if",
+ "cfg-if 0.1.10",
  "futures 0.1.29",
  "js-sys",
  "wasm-bindgen",
@@ -2135,7 +2202,7 @@ version = "0.4.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8a369c5e1dfb7569e14d62af4da642a3cbc2f9a3652fe586e26ac22222aa4b04"
 dependencies = [
- "cfg-if",
+ "cfg-if 0.1.10",
  "js-sys",
  "wasm-bindgen",
  "web-sys",
@@ -2157,7 +2224,7 @@ version = "0.2.62"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8eb197bd3a47553334907ffd2f16507b4f4f01bbec3ac921a7719e0decdfe72a"
 dependencies = [
- "proc-macro2 1.0.12",
+ "proc-macro2 1.0.39",
  "quote 1.0.4",
  "syn",
  "wasm-bindgen-backend",
@@ -2284,7 +2351,7 @@ dependencies = [
  "anyhow",
  "anymap",
  "bincode",
- "cfg-if",
+ "cfg-if 0.1.10",
  "cfg-match",
  "console_error_panic_hook",
  "futures 0.3.4",
@@ -2315,7 +2382,7 @@ dependencies = [
  "boolinator",
  "lazy_static",
  "proc-macro-hack",
- "proc-macro2 1.0.12",
+ "proc-macro2 1.0.39",
  "quote 1.0.4",
  "syn",
 ]
@@ -2335,7 +2402,7 @@ version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "de251eec69fc7c1bc3923403d18ececb929380e016afe103da75f396704f8ca2"
 dependencies = [
- "proc-macro2 1.0.12",
+ "proc-macro2 1.0.39",
  "quote 1.0.4",
  "syn",
  "synstructure",