Remove unused dependencies

2 files changed, 136 insertions, 101 deletions

diff --git a/Cargo.lock b/Cargo.lock
index f2a364d..4bb2aaa 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2,9 +2,9 @@
 # It is not intended for manual editing.
 [[package]]
 name = "adler32"
-version = "1.0.4"
+version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5d2e7343e7fc9de883d1b0341e0b13970f764c14101234857d2ddafa1cb1cac2"
+checksum = "567b077b825e468cc974f0020d4082ee6e03132512f207ef1a02fd5d00d1f32d"
 
 [[package]]
 name = "ahash"
@@ -21,7 +21,7 @@ version = "0.11.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ee49baf6cb617b853aa8d93bf420db2383fab46d314482ca2803b40d5fde979b"
 dependencies = [
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -50,9 +50,9 @@ checksum = "cff77d8686867eceff3105329d4698d96c2391c176d5d03adc90c7389162b5b8"
 
 [[package]]
 name = "async-compression"
-version = "0.3.4"
+version = "0.3.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ae84766bab9f774e32979583ba56d6af8c701288c6dc99144819d5d2ee0b170f"
+checksum = "9021768bcce77296b64648cc7a7460e3df99979b97ed5c925c38d1cc83778d98"
 dependencies = [
  "bytes",
  "flate2",
@@ -69,7 +69,7 @@ checksum = "d9b39be18770d11421cdb1b9947a45dd3f37e93092cbf377614828a319d5fee8"
 dependencies = [
  "hermit-abi",
  "libc",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -86,9 +86,9 @@ checksum = "b41b7ea54a0c9d92199de89e20e58d49f02f8e699814ef3fdf266f6f748d15c7"
 
 [[package]]
 name = "base64"
-version = "0.12.1"
+version = "0.12.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "53d1ccbaf7d9ec9537465a97bf19edc1a4e158ecb49fc16178202238c569cc42"
+checksum = "3441f0f7b02788e948e47f457ca01f1d7e6d92c693bc132c22b087d3141c03ff"
 
 [[package]]
 name = "bitflags"
@@ -133,9 +133,12 @@ checksum = "08c48aae112d48ed9f069b33538ea9e3e90aa263cfa3d1c24309612b1f7472de"
 
 [[package]]
 name = "bytes"
-version = "0.5.4"
+version = "0.5.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "130aac562c0dd69c56b3b1cc8ffd2e17be31d0b6c25b61c96b76231aa23e39e1"
+checksum = "118cf036fbb97d0816e3c34b2d7a1e8cfc60f68fcf63d550ddbe9bd5f59c213b"
+dependencies = [
+ "loom",
+]
 
 [[package]]
 name = "cast"
@@ -148,9 +151,9 @@ dependencies = [
 
 [[package]]
 name = "cc"
-version = "1.0.54"
+version = "1.0.55"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7bbb73db36c1246e9034e307d0fba23f9a2e251faa47ade70c1bd252220c8311"
+checksum = "b1be3409f94d7bdceeb5f5fac551039d9b3f00e25da7a74fc4d33400a0d96368"
 
 [[package]]
 name = "cfg-if"
@@ -221,9 +224,9 @@ checksum = "245097e9a4535ee1e3e3931fcfcd55a796a44c643e8596ff6566d68f09b87bbc"
 
 [[package]]
 name = "core-foundation"
-version = "0.7.0"
+version = "0.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "57d24c7a13c43e870e37c1556b74555437870a04514f7685f5b354e090567171"
+checksum = "b463447b41ba76cf803544e3276ca19f661b92e84200091df0f78ec1c8aa9808"
 dependencies = [
  "core-foundation-sys",
  "libc",
@@ -231,9 +234,9 @@ dependencies = [
 
 [[package]]
 name = "core-foundation-sys"
-version = "0.7.0"
+version = "0.7.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b3a71ab494c0b5b860bdc8407ae08978052417070c2ced38573a9157ad75b8ac"
+checksum = "90accdee0acac454f78a41d2eefc1212ec6eaa2ae6a216619389e996c0155c3c"
 
 [[package]]
 name = "crc32fast"
@@ -331,12 +334,13 @@ dependencies = [
 
 [[package]]
 name = "crossbeam-queue"
-version = "0.2.2"
+version = "0.2.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ab6bffe714b6bb07e42f201352c34f51fefd355ace793f9e638ebd52d23f98d2"
+checksum = "774ba60a54c213d409d5353bda12d49cd68d14e45036a285234c8d6f91f92570"
 dependencies = [
  "cfg-if",
  "crossbeam-utils",
+ "maybe-uninit",
 ]
 
 [[package]]
@@ -364,7 +368,7 @@ dependencies = [
  "mio",
  "parking_lot",
  "signal-hook",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -373,7 +377,7 @@ version = "0.6.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "057b7146d02fb50175fd7dbe5158f6097f33d02831f43b4ee8ae4ddf67b68f5c"
 dependencies = [
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -510,9 +514,9 @@ dependencies = [
 
 [[package]]
 name = "derive_more"
-version = "0.99.8"
+version = "0.99.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bc655351f820d774679da6cdc23355a93de496867d8203496675162e17b1d671"
+checksum = "298998b1cf6b5b2c8a7b023dfd45821825ce3ba8a8af55c921a0e734e4653f76"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -531,21 +535,20 @@ dependencies = [
 
 [[package]]
 name = "dirs-sys"
-version = "0.3.4"
+version = "0.3.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "afa0b23de8fd801745c471deffa6e12d248f962c9fd4b4c33787b055599bde7b"
+checksum = "8e93d7f5705de3e49895a2b5e0b8855a1c27f080192ae9c32a6432d50741a57a"
 dependencies = [
- "cfg-if",
  "libc",
  "redox_users",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
 name = "dtoa"
-version = "0.4.5"
+version = "0.4.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4358a9e11b9a09cf52383b451b49a169e8d797b68aa02301ff586d70d9661ea3"
+checksum = "134951f4028bdadb9b84baf4232681efbf277da25144b9b0ad65df75946c422b"
 
 [[package]]
 name = "dtoa-short"
@@ -784,6 +787,19 @@ dependencies = [
 ]
 
 [[package]]
+name = "generator"
+version = "0.6.21"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "add72f17bb81521258fcc8a7a3245b1e184e916bfbe34f0ea89558f440df5c68"
+dependencies = [
+ "cc",
+ "libc",
+ "log",
+ "rustc_version",
+ "winapi 0.3.9",
+]
+
+[[package]]
 name = "getopts"
 version = "0.2.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -824,9 +840,9 @@ dependencies = [
 
 [[package]]
 name = "hermit-abi"
-version = "0.1.13"
+version = "0.1.14"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "91780f809e750b0a89f5544be56617ff6b1227ee485bcb06ebe10cdf89bd3b71"
+checksum = "b9586eedd4ce6b3c498bc3b4dd92fc9f11166aa908a914071953768066c67909"
 dependencies = [
  "libc",
 ]
@@ -955,9 +971,9 @@ dependencies = [
 
 [[package]]
 name = "itoa"
-version = "0.4.5"
+version = "0.4.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b8b7a7c0c47db5545ed3fef7468ee7bb5b74691498139e4b3f6a20685dc6dd8e"
+checksum = "dc6f3ad7b9d11a0c00842ff8de1b60ee58661048eb8049ed33c73594f359d7e6"
 
 [[package]]
 name = "js-sys"
@@ -1015,6 +1031,17 @@ dependencies = [
 ]
 
 [[package]]
+name = "loom"
+version = "0.3.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4ecc775857611e1df29abba5c41355cdf540e7e9d4acfdf0f355eefee82330b7"
+dependencies = [
+ "cfg-if",
+ "generator",
+ "scoped-tls",
+]
+
+[[package]]
 name = "mac"
 version = "0.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -1097,9 +1124,9 @@ dependencies = [
 
 [[package]]
 name = "miniz_oxide"
-version = "0.3.6"
+version = "0.3.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "aa679ff6578b1cddee93d7e82e263b94a575e0bfced07284eb0c037c1d2416a5"
+checksum = "791daaae1ed6889560f8c4359194f56648355540573244a5448a83ba1ecc7435"
 dependencies = [
  "adler32",
 ]
@@ -1132,7 +1159,7 @@ dependencies = [
  "log",
  "mio",
  "miow 0.3.5",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -1165,7 +1192,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "07b88fb9795d4d36d62a012dfbf49a8f5cf12751f36d31a9dbe66d528e58979e"
 dependencies = [
  "socket2",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -1205,7 +1232,7 @@ checksum = "2ba7c918ac76704fb42afcbbb43891e72731f3dcca3bef2a19786297baf14af7"
 dependencies = [
  "cfg-if",
  "libc",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -1245,9 +1272,9 @@ dependencies = [
 
 [[package]]
 name = "num-integer"
-version = "0.1.42"
+version = "0.1.43"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3f6ea62e9d81a77cd3ee9a2a5b9b609447857f3d358704331e4ef39eb247fcba"
+checksum = "8d59457e662d541ba17869cf51cf177c0b5f0cbf476c66bdc90bf1edac4f875b"
 dependencies = [
  "autocfg",
  "num-traits",
@@ -1255,9 +1282,9 @@ dependencies = [
 
 [[package]]
 name = "num-iter"
-version = "0.1.40"
+version = "0.1.41"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dfb0800a0291891dd9f4fe7bd9c19384f98f7fbe0cd0f39a2c6b88b9868bbc00"
+checksum = "7a6e6b7c748f995c4c29c5f5ae0248536e04a5739927c74ec0fa564805094b9f"
 dependencies = [
  "autocfg",
  "num-integer",
@@ -1277,9 +1304,9 @@ dependencies = [
 
 [[package]]
 name = "num-traits"
-version = "0.2.11"
+version = "0.2.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c62be47e61d1842b9170f0fdeec8eba98e60e90e5446449a0545e5152acd7096"
+checksum = "ac267bcc07f48ee5f8935ab0d24f316fb722d7a1292e2913f0cc196b29ffd611"
 dependencies = [
  "autocfg",
 ]
@@ -1314,9 +1341,9 @@ checksum = "a170cebd8021a008ea92e4db85a72f80b35df514ec664b296fdcbb654eac0b2c"
 
 [[package]]
 name = "openssl"
-version = "0.10.29"
+version = "0.10.30"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cee6d85f4cb4c4f59a6a85d5b68a233d280c82e29e822913b9c8b129fbf20bdd"
+checksum = "8d575eff3665419f9b83678ff2815858ad9d11567e082f5ac1814baba4e2bcb4"
 dependencies = [
  "bitflags",
  "cfg-if",
@@ -1334,9 +1361,9 @@ checksum = "77af24da69f9d9341038eba93a073b1fdaaa1b788221b00a69bce9e762cb32de"
 
 [[package]]
 name = "openssl-sys"
-version = "0.9.57"
+version = "0.9.58"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7410fef80af8ac071d4f63755c0ab89ac3df0fd1ea91f1d1f37cf5cec4395990"
+checksum = "a842db4709b604f0fe5d1170ae3565899be2ad3d9cbc72dedc789ac0511f78de"
 dependencies = [
  "autocfg",
  "cc",
@@ -1388,7 +1415,7 @@ dependencies = [
  "libc",
  "redox_syscall",
  "smallvec",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -1463,18 +1490,18 @@ dependencies = [
 
 [[package]]
 name = "pin-project"
-version = "0.4.19"
+version = "0.4.22"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ba3a1acf4a3e70849f8a673497ef984f043f95d2d8252dcdf74d54e6a1e47e8a"
+checksum = "12e3a6cdbfe94a5e4572812a0201f8c0ed98c1c452c7b8563ce2276988ef9c17"
 dependencies = [
  "pin-project-internal",
 ]
 
 [[package]]
 name = "pin-project-internal"
-version = "0.4.19"
+version = "0.4.22"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "194e88048b71a3e02eb4ee36a6995fed9b8236c11a7bb9f7247a9d9835b3f265"
+checksum = "6a0ffd45cf79d88737d7cc85bfd5d2894bee1139b356e616fe85dc389c61aaf7"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1531,9 +1558,9 @@ checksum = "7e0456befd48169b9f13ef0f0ad46d492cf9d2dbb918bcf38e01eed4ce3ec5e4"
 
 [[package]]
 name = "proc-macro-nested"
-version = "0.1.5"
+version = "0.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0afe1bd463b9e9ed51d0e0f0b50b6b146aec855c56fd182bb242388710a9b6de"
+checksum = "eba180dafb9038b050a4c280019bbedf9f2467b61e5d892dcad585bb57aadc5a"
 
 [[package]]
 name = "proc-macro2"
@@ -1557,9 +1584,9 @@ dependencies = [
 
 [[package]]
 name = "quote"
-version = "1.0.6"
+version = "1.0.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "54a21852a652ad6f610c9510194f398ff6f8692e334fd1145fed931f7fbe44ea"
+checksum = "aa563d17ecb180e500da1cfd2b028310ac758de548efdd203e18f283af693f37"
 dependencies = [
  "proc-macro2",
 ]
@@ -1692,11 +1719,11 @@ checksum = "26412eb97c6b088a6997e05f69403a802a92d520de2f8e63c2b65f9e0f47c4e8"
 
 [[package]]
 name = "remove_dir_all"
-version = "0.5.2"
+version = "0.5.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4a83fa3702a688b9359eccba92d153ac33fd2e8462f9e0e3fdf155239ea7792e"
+checksum = "3acd125665422973a33ac9d3dd2df85edad0f4ae9b00dafb1a05e43a9f5ef8e7"
 dependencies = [
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -1706,7 +1733,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3b82c9238b305f26f53443e3a4bc8528d64b8d0bee408ec949eb7bf5635ec680"
 dependencies = [
  "async-compression",
- "base64 0.12.1",
+ "base64 0.12.3",
  "bytes",
  "encoding_rs",
  "futures-core",
@@ -1778,10 +1805,16 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8f05ba609c234e60bee0d547fe94a4c7e9da733d1c962cf6e59efa4cd9c8bc75"
 dependencies = [
  "lazy_static",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
+name = "scoped-tls"
+version = "0.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "332ffa32bf586782a3efaeb58f127980944bbc8c4d6913a86107ac2a5ab24b28"
+
+[[package]]
 name = "scopeguard"
 version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -1863,18 +1896,18 @@ checksum = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3"
 
 [[package]]
 name = "serde"
-version = "1.0.111"
+version = "1.0.114"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c9124df5b40cbd380080b2cc6ab894c040a3070d995f5c9dc77e18c34a8ae37d"
+checksum = "5317f7588f0a5078ee60ef675ef96735a1442132dc645eb1d12c018620ed8cd3"
 dependencies = [
  "serde_derive",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "1.0.111"
+version = "1.0.114"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3f2c3ac8e6ca1e9c80b8be1023940162bf81ae3cffbb1809474152f2ce1eb250"
+checksum = "2a0be94b04690fbaed37cddffc5c134bf537c8e3329d53e982fe04c374978f8e"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -1883,9 +1916,9 @@ dependencies = [
 
 [[package]]
 name = "serde_json"
-version = "1.0.53"
+version = "1.0.55"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "993948e75b189211a9b31a7528f950c6adc21f9720b6438ff80a7fa2f864cea2"
+checksum = "ec2c5d7e739bc07a3e73381a39d61fdb5f671c60c1df26a130690665803d8226"
 dependencies = [
  "itoa",
  "ryu",
@@ -1928,9 +1961,9 @@ dependencies = [
 
 [[package]]
 name = "signal-hook"
-version = "0.1.15"
+version = "0.1.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8ff2db2112d6c761e12522c65f7768548bd6e8cd23d2a9dae162520626629bd6"
+checksum = "604508c1418b99dfe1925ca9224829bb2a8a9a04dda655cc01fcad46f4ab05ed"
 dependencies = [
  "libc",
  "mio",
@@ -1978,7 +2011,6 @@ dependencies = [
  "lazy_static",
  "minimad",
  "percent-encoding",
- "phf",
  "pulldown-cmark",
  "rayon",
  "reqwest",
@@ -1989,7 +2021,6 @@ dependencies = [
  "termimad",
  "thiserror",
  "tokio",
- "unicode-width",
 ]
 
 [[package]]
@@ -2001,7 +2032,7 @@ dependencies = [
  "cfg-if",
  "libc",
  "redox_syscall",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -2049,9 +2080,9 @@ checksum = "6446ced80d6c486436db5c078dde11a9f73d42b57fb273121e160b84f63d894c"
 
 [[package]]
 name = "syn"
-version = "1.0.30"
+version = "1.0.33"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "93a56fabc59dce20fe48b6c832cc249c713e7ed88fa28b0ee0a3bfcaae5fe4e2"
+checksum = "e8d5d96e8cbb005d6959f119f773bfaebb5684296108fb32600c00cde305b2cd"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -2069,7 +2100,7 @@ dependencies = [
  "rand",
  "redox_syscall",
  "remove_dir_all",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -2090,14 +2121,14 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1e4129646ca0ed8f45d09b929036bafad5377103edd06e50bf574b353d2b08d9"
 dependencies = [
  "libc",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
 name = "termimad"
-version = "0.8.23"
+version = "0.8.24"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d457a91d0c9fbc663c18961e78f541e61aa9446dc1c0cdd87109543f7289447f"
+checksum = "1c6e38d5fad7e4fd43909c4f8bee316de259fc756dd8c470c5afa4fa9069a7bb"
 dependencies = [
  "crossbeam",
  "crossterm",
@@ -2135,18 +2166,18 @@ checksum = "8eaa81235c7058867fa8c0e7314f33dcce9c215f535d1913822a2b3f5e289f3c"
 
 [[package]]
 name = "thiserror"
-version = "1.0.19"
+version = "1.0.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b13f926965ad00595dd129fa12823b04bbf866e9085ab0a5f2b05b850fbfc344"
+checksum = "7dfdd070ccd8ccb78f4ad66bf1982dc37f620ef696c6b5028fe2ed83dd3d0d08"
 dependencies = [
  "thiserror-impl",
 ]
 
 [[package]]
 name = "thiserror-impl"
-version = "1.0.19"
+version = "1.0.20"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "893582086c2f98cde18f906265a65b5030a074b1046c674ae898be6519a7f479"
+checksum = "bd80fc12f73063ac132ac92aceea36734f04a1d93c1240c6944e23a3b8841793"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -2160,7 +2191,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ca8a50ef2360fbd1eeb0ecd46795a87a19024eb4b53c5dc916ca1fd95fe62438"
 dependencies = [
  "libc",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -2174,6 +2205,12 @@ dependencies = [
 ]
 
 [[package]]
+name = "tinyvec"
+version = "0.3.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "53953d2d3a5ad81d9f844a32f14ebb121f50b650cd59d0ee2a07cf13c617efed"
+
+[[package]]
 name = "tokio"
 version = "0.2.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -2194,7 +2231,7 @@ dependencies = [
  "signal-hook-registry",
  "slab",
  "tokio-macros",
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -2273,11 +2310,11 @@ dependencies = [
 
 [[package]]
 name = "unicode-normalization"
-version = "0.1.12"
+version = "0.1.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5479532badd04e128284890390c1e876ef7a993d0570b3597ae43dfa1d59afa4"
+checksum = "6fb19cf769fa8c6a80a162df694621ebeb4dafb606470b2b2fce0be40a98a977"
 dependencies = [
- "smallvec",
+ "tinyvec",
 ]
 
 [[package]]
@@ -2294,9 +2331,9 @@ checksum = "caaa9d531767d1ff2150b9332433f32a24622147e5ebb1f26409d5da67afd479"
 
 [[package]]
 name = "unicode-xid"
-version = "0.2.0"
+version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "826e7639553986605ec5979c7dd957c7895e93eabed50ab2ffa7f6128a75097c"
+checksum = "f7fe0bb3479651439c9112f72b6c505038574c9fbb575ed1bf3b797fa39dd564"
 
 [[package]]
 name = "url"
@@ -2317,9 +2354,9 @@ checksum = "05e42f7c18b8f902290b009cde6d651262f956c98bc51bca4cd1d511c9cd85c7"
 
 [[package]]
 name = "vcpkg"
-version = "0.2.9"
+version = "0.2.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "55d1e41d56121e07f1e223db0a4def204e45c85425f6a16d462fd07c8d10d74c"
+checksum = "6454029bf181f092ad1b853286f23e2c507d8e8194d01d92da4a55c274a5508c"
 
 [[package]]
 name = "vec_map"
@@ -2340,7 +2377,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "777182bc735b6424e1a57516d35ed72cb8019d85c8c9bf536dccb3445c1a2f7d"
 dependencies = [
  "same-file",
- "winapi 0.3.8",
+ "winapi 0.3.9",
  "winapi-util",
 ]
 
@@ -2446,9 +2483,9 @@ checksum = "167dc9d6949a9b857f3451275e911c3f44255842c1f7a76f33c55103a909087a"
 
 [[package]]
 name = "winapi"
-version = "0.3.8"
+version = "0.3.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8093091eeb260906a183e6ae1abdba2ef5ef2257a21801128899c3fc699229c6"
+checksum = "5c839a674fcd7a98952e593242ea400abe93992746761e38641405d28b00f419"
 dependencies = [
  "winapi-i686-pc-windows-gnu",
  "winapi-x86_64-pc-windows-gnu",
@@ -2472,7 +2509,7 @@ version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "70ec6ce85bb158151cae5e5c87f95a8e97d2c0c4b001223f33a334e3ce5de178"
 dependencies = [
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -2487,7 +2524,7 @@ version = "0.5.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a27a759395c1195c4cc5cda607ef6f8f6498f64e78f7900f5de0a127a424704a"
 dependencies = [
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -2496,7 +2533,7 @@ version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0120db82e8a1e0b9fb3345a539c478767c0048d842860994d96113d5b667bd69"
 dependencies = [
- "winapi 0.3.8",
+ "winapi 0.3.9",
 ]
 
 [[package]]
@@ -2511,9 +2548,9 @@ dependencies = [
 
 [[package]]
 name = "xi-unicode"
-version = "0.2.0"
+version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7395cdb9d0a6219fa0ea77d08c946adf9c1984c72fcd443ace30365f3daadef7"
+checksum = "e71b85d8b1b8bfaf4b5c834187554d201a8cd621c2bbfa33efd41a3ecabd48b2"
 
 [[package]]
 name = "yaml-rust"
diff --git a/Cargo.toml b/Cargo.toml
index 70de3f9..9ba2e83 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -48,8 +48,6 @@ termimad = "0.8"
 
 crossterm = { version = "0.17", features = ["event-stream"] }
 pulldown-cmark = { version = "0.7", default-features = false }
-phf = { version = "0.8", features = ["macros"] }
-unicode-width = "0.1.5"
 
 [dependencies.cursive]
 version =  "0.15"