v1.0.0: Merge pull request #19 from jessedoyle/octicons-3.1.0

• (breaking change) Updated Octicons from v2.4.1 to v3.1.0.
• The following icons were removed:
  • octicon-microsope
  • octicon-beer
  • octicon-split
  • octicon-puzzle
  • octicon-steps
  • octicon-podium
  • octicon-timer
  • octicon-hourglass
  • all octicon-alignment icons
  • all octicon-move icons
  • all octicon-playback icons
  • all octicon-jump icons
• The following icons were added:
  • octicon-beaker
  • octicon-bell
  • octicon-desktop-download
  • octicon-watch
  • octicon-shield
• Updated FontAwesome from v4.3.0 to v4.4.0. See changelog.