Added Bender to dev project.
Update package.json.
Added node_modules in any folder to .gitignore.
Added 'tests', 'package.json', 'bender.js' and 'node_modules' to the build ignore list.
Added tests.
We use tabs not spaces.
Filled package.json with more information.
Fixed ticket tests.
Added bender logs to ignored files.
Fixed test core/ckeditor/basepath.
Strict mode in bender config.
Fixed part plugins tests.
Fixed core tests.
Fixed tests for html data processor.
tools.focus apparently does not run tests in test case context.
Fixed core config themedui2 test.
Reformatted and improved test's messages.
Fixed test HTML - body should not be editable.
Removed not needed async:setup.
Code style.