Remove OClif entirely (#745)

Test Plan:
Note that `yarn backend; node bin/sourcecred.js help` still works.
Note that `git grep -i oclif` returns no results.
Rejoice.

wchargin-branch: remove-oclif

package.json

@@ -3,9 +3,6 @@
   "version": "0.1.0",
   "private": true,
   "dependencies": {
-    "@oclif/command": "^1.4.36",
-    "@oclif/config": "^1.6.33",
-    "@oclif/plugin-help": "^2.0.5",
     "aphrodite": "^2.1.0",
     "chalk": "1.1.3",
     "commonmark": "^0.28.1",

yarn.lock

@@ -16,56 +16,6 @@
     esutils "^2.0.2"
     js-tokens "^3.0.0"
 
-"@oclif/command@^1.4.30", "@oclif/command@^1.4.36":
-  version "1.4.36"
-  resolved "https://registry.yarnpkg.com/@oclif/command/-/command-1.4.36.tgz#cca1e02d8264f34be9c2d692a3c81efc0de15fdf"
-  dependencies:
-    "@oclif/errors" "^1.1.2"
-    "@oclif/parser" "^3.5.2"
-    debug "^3.1.0"
-    semver "^5.5.0"
-
-"@oclif/config@^1.6.33":
-  version "1.6.33"
-  resolved "https://registry.yarnpkg.com/@oclif/config/-/config-1.6.33.tgz#61906143b30751d96dd29991c20c214bf4d9e4ff"
-  dependencies:
-    debug "^3.1.0"
-    tslib "^1.9.2"
-
-"@oclif/errors@^1.1.2":
-  version "1.1.2"
-  resolved "https://registry.yarnpkg.com/@oclif/errors/-/errors-1.1.2.tgz#2a54aae07a7655cc4523cae270d0a50cbc5dbef3"
-  dependencies:
-    clean-stack "^1.3.0"
-    fs-extra "^6.0.1"
-    indent-string "^3.2.0"
-    strip-ansi "^4.0.0"
-    wrap-ansi "^3.0.1"
-
-"@oclif/linewrap@^1.0.0":
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/@oclif/linewrap/-/linewrap-1.0.0.tgz#aedcb64b479d4db7be24196384897b5000901d91"
-
-"@oclif/parser@^3.5.2":
-  version "3.5.3"
-  resolved "https://registry.yarnpkg.com/@oclif/parser/-/parser-3.5.3.tgz#fa5d0cc616a18240bcaefab02c7b7c9cb322656c"
-  dependencies:
-    "@oclif/linewrap" "^1.0.0"
-    chalk "^2.4.1"
-    tslib "^1.9.3"
-
-"@oclif/plugin-help@^2.0.5":
-  version "2.0.5"
-  resolved "https://registry.yarnpkg.com/@oclif/plugin-help/-/plugin-help-2.0.5.tgz#98084286099b44c8c6ed6214e3589f32525f4827"
-  dependencies:
-    "@oclif/command" "^1.4.30"
-    chalk "^2.4.1"
-    indent-string "^3.2.0"
-    lodash.template "^4.4.0"
-    string-width "^2.1.1"
-    widest-line "^2.0.0"
-    wrap-ansi "^3.0.1"
-
 "@types/jest@^23.0.0":
   version "23.3.0"
   resolved "https://registry.yarnpkg.com/@types/jest/-/jest-23.3.0.tgz#5dd70033b616a6228042244ebd992f6426808810"
@@ -200,7 +150,7 @@ ansi-styles@^3.1.0:
   dependencies:
     color-convert "^1.9.0"
 
-ansi-styles@^3.2.0, ansi-styles@^3.2.1:
+ansi-styles@^3.2.0:
   version "3.2.1"
   resolved "https://registry.yarnpkg.com/ansi-styles/-/ansi-styles-3.2.1.tgz#41fbb20243e50b12be0f04b8dedbf07520ce841d"
   dependencies:
@@ -1479,14 +1429,6 @@ chalk@^2.0.0, chalk@^2.0.1, chalk@^2.1.0, chalk@^2.3.0:
     escape-string-regexp "^1.0.5"
     supports-color "^4.0.0"
 
-chalk@^2.4.1:
-  version "2.4.1"
-  resolved "https://registry.yarnpkg.com/chalk/-/chalk-2.4.1.tgz#18c49ab16a037b6eb0152cc83e3471338215b66e"
-  dependencies:
-    ansi-styles "^3.2.1"
-    escape-string-regexp "^1.0.5"
-    supports-color "^5.3.0"
-
 chardet@^0.4.0:
   version "0.4.2"
   resolved "https://registry.yarnpkg.com/chardet/-/chardet-0.4.2.tgz#b5473b33dc97c424e5d98dc87d55d4d8a29c8bf2"
@@ -1578,10 +1520,6 @@ clean-css@4.1.x:
   dependencies:
     source-map "0.5.x"
 
-clean-stack@^1.3.0:
-  version "1.3.0"
-  resolved "https://registry.yarnpkg.com/clean-stack/-/clean-stack-1.3.0.tgz#9e821501ae979986c46b1d66d2d432db2fd4ae31"
-
 cli-cursor@^2.1.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/cli-cursor/-/cli-cursor-2.1.0.tgz#b35dac376479facc3e94747d41d0d0f5238ffcb5"
@@ -3227,14 +3165,6 @@ fs-extra@^0.30.0:
     path-is-absolute "^1.0.0"
     rimraf "^2.2.8"
 
-fs-extra@^6.0.1:
-  version "6.0.1"
-  resolved "https://registry.yarnpkg.com/fs-extra/-/fs-extra-6.0.1.tgz#8abc128f7946e310135ddc93b98bddb410e7a34b"
-  dependencies:
-    graceful-fs "^4.1.2"
-    jsonfile "^4.0.0"
-    universalify "^0.1.0"
-
 fs-minipass@^1.2.5:
   version "1.2.5"
   resolved "https://registry.yarnpkg.com/fs-minipass/-/fs-minipass-1.2.5.tgz#06c277218454ec288df77ada54a03b8702aacb9d"
@@ -3478,10 +3408,6 @@ has-flag@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/has-flag/-/has-flag-2.0.0.tgz#e8207af1cc7b30d446cc70b734b5e8be18f88d51"
 
-has-flag@^3.0.0:
-  version "3.0.0"
-  resolved "https://registry.yarnpkg.com/has-flag/-/has-flag-3.0.0.tgz#b5d454dc2199ae225699f3467e5a07f3b955bafd"
-
 has-symbols@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/has-symbols/-/has-symbols-1.0.0.tgz#ba1a8f1af2a0fc39650f5c850367704122063b44"
@@ -3788,10 +3714,6 @@ indent-string@^2.1.0:
   dependencies:
     repeating "^2.0.0"
 
-indent-string@^3.2.0:
-  version "3.2.0"
-  resolved "https://registry.yarnpkg.com/indent-string/-/indent-string-3.2.0.tgz#4a5fd6d27cc332f37e5419a504dbb837105c9289"
-
 indexes-of@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/indexes-of/-/indexes-of-1.0.1.tgz#f30f716c8e2bd346c7b67d3df3915566a7c05607"
@@ -4661,12 +4583,6 @@ jsonfile@^3.0.0:
   optionalDependencies:
     graceful-fs "^4.1.6"
 
-jsonfile@^4.0.0:
-  version "4.0.0"
-  resolved "https://registry.yarnpkg.com/jsonfile/-/jsonfile-4.0.0.tgz#8771aae0799b64076b76640fca058f9c10e33ecb"
-  optionalDependencies:
-    graceful-fs "^4.1.6"
-
 jsonify@~0.0.0:
   version "0.0.0"
   resolved "https://registry.yarnpkg.com/jsonify/-/jsonify-0.0.0.tgz#2c74b6ee41d93ca51b7b5aaee8f503631d252a73"
@@ -4803,10 +4719,6 @@ locate-path@^2.0.0:
     p-locate "^2.0.0"
     path-exists "^3.0.0"
 
-lodash._reinterpolate@~3.0.0:
-  version "3.0.0"
-  resolved "https://registry.yarnpkg.com/lodash._reinterpolate/-/lodash._reinterpolate-3.0.0.tgz#0ccf2d89166af03b3663c796538b75ac6e114d9d"
-
 lodash.assignin@^4.0.9:
   version "4.2.0"
   resolved "https://registry.yarnpkg.com/lodash.assignin/-/lodash.assignin-4.2.0.tgz#ba8df5fb841eb0a3e8044232b0e263a8dc6a28a2"
@@ -4883,19 +4795,6 @@ lodash.sortby@^4.7.0:
   version "4.7.0"
   resolved "https://registry.yarnpkg.com/lodash.sortby/-/lodash.sortby-4.7.0.tgz#edd14c824e2cc9c1e0b0a1b42bb5210516a42438"
 
-lodash.template@^4.4.0:
-  version "4.4.0"
-  resolved "https://registry.yarnpkg.com/lodash.template/-/lodash.template-4.4.0.tgz#e73a0385c8355591746e020b99679c690e68fba0"
-  dependencies:
-    lodash._reinterpolate "~3.0.0"
-    lodash.templatesettings "^4.0.0"
-
-lodash.templatesettings@^4.0.0:
-  version "4.1.0"
-  resolved "https://registry.yarnpkg.com/lodash.templatesettings/-/lodash.templatesettings-4.1.0.tgz#2b4d4e95ba440d915ff08bc899e4553666713316"
-  dependencies:
-    lodash._reinterpolate "~3.0.0"
-
 lodash.uniq@^4.5.0:
   version "4.5.0"
   resolved "https://registry.yarnpkg.com/lodash.uniq/-/lodash.uniq-4.5.0.tgz#d0225373aeb652adc1bc82e4945339a842754773"
@@ -7414,12 +7313,6 @@ supports-color@^5.1.0:
   dependencies:
     has-flag "^2.0.0"
 
-supports-color@^5.3.0:
-  version "5.4.0"
-  resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-5.4.0.tgz#1c6b337402c2137605efe19f10fec390f6faab54"
-  dependencies:
-    has-flag "^3.0.0"
-
 svgo@^0.7.0:
   version "0.7.2"
   resolved "https://registry.yarnpkg.com/svgo/-/svgo-0.7.2.tgz#9f5772413952135c6fefbf40afe6a4faa88b4bb5"
@@ -7608,10 +7501,6 @@ trim-right@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/trim-right/-/trim-right-1.0.1.tgz#cb2e1203067e0c8de1f614094b9fe45704ea6003"
 
-tslib@^1.9.2, tslib@^1.9.3:
-  version "1.9.3"
-  resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.9.3.tgz#d7e4dd79245d85428c4d7e4822a79917954ca286"
-
 tty-browserify@0.0.0:
   version "0.0.0"
   resolved "https://registry.yarnpkg.com/tty-browserify/-/tty-browserify-0.0.0.tgz#a157ba402da24e9bf957f9aa69d524eed42901a6"
@@ -8045,12 +7934,6 @@ wide-align@^1.1.0:
   dependencies:
     string-width "^1.0.2"
 
-widest-line@^2.0.0:
-  version "2.0.0"
-  resolved "https://registry.yarnpkg.com/widest-line/-/widest-line-2.0.0.tgz#0142a4e8a243f8882c0233aa0e0281aa76152273"
-  dependencies:
-    string-width "^2.1.1"
-
 window-size@0.1.0:
   version "0.1.0"
   resolved "https://registry.yarnpkg.com/window-size/-/window-size-0.1.0.tgz#5438cd2ea93b202efa3a19fe8887aee7c94f9c9d"
@@ -8074,13 +7957,6 @@ wrap-ansi@^2.0.0:
     string-width "^1.0.1"
     strip-ansi "^3.0.1"
 
-wrap-ansi@^3.0.1:
-  version "3.0.1"
-  resolved "https://registry.yarnpkg.com/wrap-ansi/-/wrap-ansi-3.0.1.tgz#288a04d87eda5c286e060dfe8f135ce8d007f8ba"
-  dependencies:
-    string-width "^2.1.1"
-    strip-ansi "^4.0.0"
-
 wrappy@1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/wrappy/-/wrappy-1.0.2.tgz#b5243d8f3ec1aa35f1364605bc0d1036e30ab69f"