Autolinking of Twitter handles can now be disabled by passing `twitter: false` as a property of the `options` argument.
Autolinking of email addresses can now be disabled by passing `email: false` as a property of the `options` argument.
Autolinking of standard URLs can now be disabled by passing `urls: false` as a property to the `options` argument.
Moved modular link type tests to their own `describe` block.
Added some additional unit tests.
Undone a ton of whitespace changes that my IDE made automatically but which make pull requests rather spammy...
spaces->tabs, and reorganize tests into nested describes.
Add info about new options to control which types (urls/emails/twitters) are auto-linked, and up the version number to 0.6.0
Add latest dist/ files for Bower.