Remove unneeded gfx package config in demos/tests.
Convert most tests to intern unit tests, add SauceLabs config files, code cleanup and removal of dojo core dependencies (dom-construct, dom-attr, dom-style).
Tests: added Gruntfile and updated various config files to be able to run tests using grunt test:local|remote
Convert most tests to intern unit tests, add SauceLabs config files, code cleanup and removal of dojo core dependencies (dom-construct, dom-attr, dom-style).
Fixed formatting