Bump package version and :shipit:
Support languages with spaces
Merge pull request #508 from tfausak/languages-with-spaces

Support languages with spaces
A user in "what role" is specified in a message text by their name, not the user who send the text.
Merge pull request #509 from mizzy/fix-the-user-in-what-role

A user in "what role" is specified in a message text by their name, not the user who send the text
Delay Brain's auto-saving until robot emits a 'running' event

Also adds a public method for disabling the auto-saving mechanism.

Allows *-brain scripts to stop auto-saving until they've got their
stuff in-order.
Feedback from pull #512
Merge pull request #512 from brentc/issue-510

Delay Brain's auto-saving until robot emits a 'running' event
release 2.5.3
hwhitespace
Track campfire room locked state
Allow callbacks to sent messages
Implement message.locked for campfire
Callback is optional for sending campfire messages
Merge pull request #515 from bhuga/campfire-lockedness

Campfire room locking fun and excitement
Version bump to 2.5.4
Update template package.json with updated version number
Update README.md with specific version

This is because I pushed a 3.0.0-beta1 to npm which is installed when you `npm install hubot`.
bump version to we can release a new package
Update CHANGELOG.md