fix typo in README
Merge pull request #91 from balexand/patch-1

Fix typo in README
Add support for slim
Note: have to use slim >= 2.0.0.pre.9
https://github.com/spree/deface/issues/65#issuecomment-18163941
Refactor slim/haml attributes on apply method
Update deface.gemspec
Update deface.gemspec
Update README.markdown
Merge pull request #93 from minad/patch-1

Update readme and gemspec