minor updates

Refactoring:

• Upgrade of ES Version 6 : Use of "const" and "let" instead of var
• Documentation cleanups

Many minor bugfixes:

• handling of collection controls
• primitive handling
• boolean handling
• Merge dependencies

Bugfix issues with delete and move actions

Add support for radio boxes

• Add Responsive Jquery.ui Dialog control
• Clean up some code to allow easier control of collection
• Minor bugfixes with array, tree control and input fields

• added bower support
• update distribution file structure for easier external linking
• minor bugfixes

Add ability to easily select from a list of existing values. See the wiki for more information.

This is a production ready stable release with minor fixes to allow objects without javascript in select options and checkboxes

Some minor bugfixing and complete internationalization (https://github.com/corinis/jsForm/wiki/Controls#internationalization). Stable for production use.