adjust to new bower_components location

as of https://github.com/yeoman/generator-gulp-webapp/commit/fdb1f7d493304e65a95a0dda63b05d2ffcd2a1b6 `bower_components` lives in the root, and should ignored`
Merge pull request #131 from jcsrb/patch-1

update gitignore after moving bower_components
Mention html2jade in the Jade recipe
Merge pull request #133 from silvenon/patch-1

Mention html2jade in the Jade recipe
Close GH-132: gh-pages recipe. Fixes #112
Update some words
Add recipe for revving
Merge pull request #134 from silvenon/master

Add recipe for revving