Remove rogue unused include.
Reorganize menu, add two loose items into submenus
Correct checkbox selection snippet

Previously this existed as an exact duplicate of the visible snippet which caused it not to be loaded as it had the same UUID.
Remove carriage return to be consistent with like snippets
Use literal tab characters in snippets

These will be replaced at insertion by the users current tab setting.
Add installation instructions for 2.0 of TextMate
Change grammar name to "JavaScript (jQuery)" to match conventions

This matches how other JavaScript libraries are named in TextMate.
Improve punctuation scopes

Providing these allows special handling of ↩ when between an empty class, etc.