Format is a valid option so we allow it.
actually return URL from avatar
Woopsie Poopsie
Merge pull request #28 from seejohnrun/avatar_fix

actually return URL from avatar
Bump version to 0.6.9
Change how the nonce is generated
Bump version to 0.6.10
Merge branch 'master' into post_cleanup

Conflicts:
	lib/tumblr/request.rb
	lib/tumblr/request/oauth.rb