update .gitignore

* add .swp
* add .rvmrc
Add name to metadata

Resolves the following Foodcritic rules:

* FC045: Consider setting cookbook name in metadata
* FC007: Ensure recipe dependencies are reflected in cookbook metadata
Update the notification syntax

Resolves:
* FC043: Prefer new notification syntax
Upgrade drush

from 7.x-5.4 to 7.x-5.8
remove some comments
Upgrade to Drupal 7.18

remove unused checksum
Merge branch 'address_foodcritic' of git://github.com/nathenharvey/drupal-cookbook into nathenharvey-address_foodcritic
update .gitignore