Allowed <type> values: #
feat (new feature for the user, not a new feature for build script)
fix (bug fix for the user, not a fix to a build script)
docs (changes to the documentation)
style (formatting, missing semi colons, etc; no production code change)
refactor (refactoring production code, eg. renaming a variable)
test (adding missing tests, refactoring tests; no production code change)
chore (updating grunt tasks etc; no production code change)