Fixed linting issues related to event-bus
Added utils.createClass() as syntatic sugar for creating class-like prototype chains. Also included tests.
Created BaseClass to act as a top-most 'class' when creating prototype chains. Also included tests.
Removed old wand-base-class module and changed template module to use new one.
Added radio button group control
Added comment
Merge branch 'feature/ui-controls' into develop
Fixed linting issues
Fixed linting issues
Tidying and commenting
More comments and tidying