Syntax: Add twilight theme in base style
Merge branch 'master' of https://github.com/StylishThemes/GitHub-Dark

* 'master' of https://github.com/StylishThemes/GitHub-Dark:
  version bump
Twilight theme: Fixes for CSS
Fix a background color I changed earlier
Add a comment for comment classes
More twilight fixes for HTML
Code view: Remove hover highlight
Syntax Highlighting: remove unused selectors
Code view: Re-add row hover highlight & and fix gist issue
Add pygments default theme for Gist Compat
Tweak Twilight theme default color
Small tweak to pygments twilight
Twilight theme: Lots of tweaks, primarily to Pygments theme
Syntax theme: Split into single lines
Themes: renamed ace-theme directory to src; add combined twilight theme
Demo: create new demo with ace editor example
Merge branch 'master' into gh-pages