SCSSLint: Add initial config
SCSSLint: Use double quotes

Added oldIE gradient enhancements from GCWU theme/Bootstrap
SCSSLint: Normalize Hex colours

- Updated remaining progid to correct oldIE format
- Hoisted variables to _variables.scss
SCSSLint: Sort extends
SCSSLint: Merge duplicate selectors
SCSSLint: Single line per selector
SCSSLint: Sort CSS properties
SCSSLint: Add breaks after blocks
Merge pull request #82 from nschonni/scsslinting

SCSSLinting