(#15) added grunt compass to logic demo
(#15) removed vendor specific prefixes from SCSS (except for flex box)
(#15) removed vendor specific prefixes from all CSS, changed all examples to use auto-prefixer
(#15) removed vendor specific prefixes: changelog
Merge branch 'feature/15-support-msie-vendor-prefixes'

* feature/15-support-msie-vendor-prefixes:
  (#15) removed vendor specific prefixes: changelog
  (#15) removed vendor specific prefixes from all CSS, changed all examples to use auto-prefixer
  (#15) removed vendor specific prefixes from SCSS (except for flex box)
  (#15) added grunt compass to logic demo