Added `dist/` to `.gitignore`
Fixed: vim (?) added trailing newline to fixtures
Resources for more comprehensive tests
Initial support for some advanced SCSS features

    * Added capability to configure STATIC_ROOT and ASSETS_ROOT
    * Added a test for spritemap generation
        * Relies on Compass framework
Version bump

    * Added dependency on PIL
Merge branch 'feature-scss_path_options' into develop
Updated README
Merge branch 'develop'