Diff: https://github.com/rubychan/coderay/compare/v1.1.0...v1.1.1

• SQL scanner: Allow $ signs in SQL identifiers [#164, thanks to jasir and Ben Basson]
• SQL scanner: Fix open strings [#163, thanks to Adam]
• Ruby scanner: Accept number literal suffixes r and i (Ruby 2.1)
• Ruby scanner: Accept quoted hash keys like { "a": boss } (Ruby 2.2)
• Ruby scanner: Accept save navigation operator &. (Ruby 2.3)
• Ruby scanner: Accept squiggly heredoc <<~ (Ruby 2.3)
• Diff scanner: Prevent running out of regexp stack.
• HTML encoder: You can keep tabs intact now by setting tab_width: false.
• Alpha style: Tweaked colors for :function group with :content.
• File structure: One module per file, autoload CodeRay::Version, paths follow namespace hierarchy.