v3.3.3. Bugfix.
Fixed History header formatting
v3.3.4. Bugfix.
v3.3.5. Bugfix.
ensures setImmediate is not overridden by coffee-script generated local variable
fixes tests failing for node 0.8 because setImmediate not defined
Merge pull request #11 from pflannery/fixes-coffee-overriding-setImmediate

ensures setImmediate is not overridden by coffee-script generated local variable
v3.3.6. Bugfix.