Remove github auth token methods

package.json

@@ -30,7 +30,6 @@
     "grim": "0.6.0",
     "guid": "0.0.10",
     "jasmine-tagged": "^1.1.1",
-    "keytar": "1.x",
     "less-cache": "0.12.0",
     "mixto": "1.x",
     "mkdirp": "0.3.5",

src/atom.coffee

@@ -1,6 +1,5 @@
 crypto = require 'crypto'
 ipc = require 'ipc'
-keytar = require 'keytar'
 os = require 'os'
 path = require 'path'
 remote = require 'remote'
@@ -484,17 +483,6 @@ class Atom extends Model
   isReleasedVersion: ->
     @constructor.isReleasedVersion()
 
-  getGitHubAuthTokenName: ->
-    'Atom GitHub API Token'
-
-  # Public: Set the the github token in the keychain
-  setGitHubAuthToken: (token) ->
-    keytar.replacePassword(@getGitHubAuthTokenName(), 'github', token)
-
-  # Public: Get the github token from the keychain
-  getGitHubAuthToken: ->
-    keytar.getPassword(@getGitHubAuthTokenName(), 'github')
-
   # Public: Get the directory path to Atom's configuration area.
   #
   # Returns the absolute path to ~/.atom