Add a link to Harp

Build: Generate runtime info with Visual Studio

The /GR tag has the same affect as the previous method of removing the
RunTimeInfo value in the binding.vcxproj
http://msdn.microsoft.com/en-us/library/we6hfdy0.aspx

Normalize spacing in binding.cpp

Fixes #207 - Handle CLI errors, and exit with code 1 if there are errors

Add JSHinting and EditorConfig

- Remove unused vars
- Remove unused parameters

- Add missing semicolons
- Remove unused parameters

Remove unused vars

- Tabs to spaces
- Remove 'runner' Mocha var since it is only invoked

- Fix indenting
- Remove unused callback

add test for error status integer, fixed path delimiters in sass.js, and fixed the double .css append in #198

mostly a refactor to clean up lots of redundant methods, and to make things a little bit more DRY.

Initial support for the new source map feature of libsass

Revert "merge in sourceMap support"

This reverts commit a5007aea.

Revert "major refactor" for reapplication of PRs

This reverts commit b577f579.

This reverts commit e63b9d44.

This reverts commit 4e3c6187.