Wercker should only show master changes
Update libsass to partial source_map support and first pass at newsyntax style
Use array_merge to get around libsass issues with multi key nested maps
Generate relative path for building urls, update example to reflect
First test around new syntax
Update parser tests for new syntax
image-url relative path creation
Reorg for sprite files, tons of code removal :(

* Fixed issue in image-url sass
* Moved preamble after replacement
Put funny names when files cant be generates or are empty
Parse and Sprite tests passing
All tests finally passing under new syntax
Try to install gcc-4.8 on wercker