Fixed casting bug
added github 2 factor auth support
Add support for .sass files
Add support for .vim files
Refactor github.rb
Add support for .md file.
Merge branch alpaca-tc/fixed_casting_bug

Merge pull request #220 from alpaca-tc/fixed_casting_bug
Merge branch alpaca-tc/add_support_for_sass_files

Merge pull request #223 from alpaca-tc/add_support_for_sass_files
Merge branch alpaca-tc/add_support_for_viml

Merge pull request #224 from alpaca-tc/add_support_for_viml
Merge branch alpaca-tc/pr/222

Merge pull request #226 from alpaca-tc/pr/222
Merge branch sorrycc/master

Merge pull request #227 from sorrycc/master

Conflicts:
	lib/watson/parser.rb
Updated for v1.5.1

Updated for gem v1.5.1 to include fixes and added features from
various merge requests