add `type` module with `$.isFunction` and `$.isArray` methods
fix extending of $
add tests
fix extending of api (type module should extend $ only)
Add --include option for custom builds
Fix bug when excluding "class" module in build (use reserved JS keyword + underscore)
Bugfix in case "selector" module is not included
Don't test for `forEach` in unrelated specs
Do not include "noconflict" module in bare build
Release 0.7.2
Merge branch 'master' of https://github.com/webpro/DOMtastic

Conflicts:
	gulpfile.js