bump to v3.1.0
Update composer homepage to point to Sass version
Fixes #512
rake convert
refs #513 document compass <-> twbs mixin conflict
make +scale(one_argument) compatible with Sass list handling. See #518
bump to v3.1.0.1
Readme: Drop version from bower install as tags are now semver. See #519
travis: Update rbx to 2.2.4
readme: update links
readme: bower section
less_conversion.rb: better description
readme: Add Rails 3 notice