Upgrade to Boostrap 3.3.1
Filter: Added layout + page modifications

Filter: + fix html
Filter: Refactoring (JS bundle)
Filter: Add all WE2015 tag
Filter: Remove WE2015 tag for nodejs removal
Filter: small doc corrections
Merge pull request #68 from GProulx/AddVersionFilter

Filter to see features only for a specific version of Web Essentials