Add emote command

Update response to add emote shortcut
Update default adapter to call send when emote shortcut is called
Updated campfire adapter to prefix emote with /me
Updated shell adapter to prefix emote with *
campfire actually just fakes /me actions
Added windows deployment instructions

first attempt at fleshing those docs out.
Added closing quote to one of the code examples.
Version bump to 2.6.2
Merge pull request #555 from felixdv/patch-1

Added closing quote to one of the code examples.
Fix for broken wiki links
Merge pull request #558 from nwest/link-fix

Fix for two broken links on one of the readmes
Twilio adapter now matches NPM
Merge pull request #560 from nwest/broken-link

Removing broken twilio adapter link
Merge pull request #546 from halkeye/add-action-support

add emote support
Add usersWithRole to the Auth class in auth.coffee

This allows scripts to list out all users with a specific role by calling robot.auth.usersWithRole
Increase the spacing between Auth methods in auth.coffee
Merge pull request #566 from jhubert/add-usersWithRole-to-auth

Add usersWithRole to the Auth class in auth.coffee
Remove trailing whitespace from scripting.md
Change badgers to badger so that the example makes sense
Add a patterns doc for common approaches
Add a patterns reference to the main README
update syntax in contributing.md
my_method -> myMethod