Merge pull request #3 from johncoder/master

Adds support for batching requests.
batch requests for anti-dogpile
Create .travis.yml
adds an integration test
readme update
Merge pull request #5 from bradoyler/travis

adds Travis + integration test
remove comment
Merge branch 'master' of https://github.com/bradoyler/route-cache into fix-for-router

Conflicts:
	index.js