fix foodcritic FC002: Avoid string interpolation where not required
fix foodcritic FC019: Access node attributes in a consistent manner
fix foodcritic FC017: LWRP does not notify when updated
fix foodcritic FC016: LWRP does not declare a default action
Merge pull request #10 from jesseadams/foodcritic_fixes

Used http://acrmp.github.com/foodcritic/ to lint the code and apply fixes for stuff