Added testem testing to run tests on all browsers and node environment. Added clear function test. Refactored clear function to not instantiate new Array and delete all collection callbacks. Updated README for running test instructions and contribution instructions.
Merge pull request #1 from btbinhtran/testem

Added testem testing to run tests on all browsers and node environment
ws
cooler test
serialization! may move to another module
comments
tmp default
basic parseInt