PLAT-23335: Added proportional scaling support to Resolution Independence

[aarontam]

This change includes:

• PLAT-23332 #1455
• Dynamic application of the base font size on the document object. No longer reliant on external CSS.
• A new enyo/dom method: removeBodyClasses
• RI configuration object
• Screen resize (or reorientation) event listeners for dynamic changes to the screen size
• Switches internal usage of string based current screen type to screenTypeObject for quicker lookups and ...
• More accurate body-class application with no overlap from previous executions.

Enyo-DCO-1.1-Signed-off-by: Blake Stephens blake.stephens@lge.com