See #106. Deprecate progress(), add notify()
Performance improvement on when/function

http://jsperf.com/compare-when-function-apply-implementations
Merge pull request #107 from riccieri/apply-performance

Performance improvement on when/function.apply
Close #106. Add deprecation notice for progress(), prefer notify()
Merge branch 'dev' of github.com:cujojs/when into dev
Update version numbers, start changelog
Correct changelog
Add progress API deprecation to changelog
Back port safer progress wrapper for chain
Extract assimilation to its own function
JSDoc
Minor unit test reorg
Add test for untrusted thenable attempting to fulfill a promise with another promise
Make concelable tests more reliable
Add dev-200 branch to travis whitelist
Merge branch 'master' into dev
update doc sections with some introductory text and add a few examples
Fix doc links, add doc changes to changelog
Remove usage of deferred.then
Add deprecation warning for when.chain. Closes #113