Code view: Fix plaintext color
Ace editor: Fix active row highlight
Global: Tweak borders on form elements
Code: update line number color & line number highlighting. Fixes #158
Code view: Change tab size to 4 when installing by hand #159
Code view: Add line number hover highlight
Ace Editor: Lots of tweaks
Code view: Fix inline comment form
Header: Simplify styling rules
Code view: Slightly brighten line numbers
Global: Change selection color to grey
version bump
Merge branch 'master' of github.com:StylishThemes/GitHub-Dark
version bump attempt #2
Merge branch 'master' into gh-pages