Use expression parsing library
Styling; added "^" button, removed "%"; cleanup

Removed "%" button as it did not work well anyway.

Conflicts:

	source/App.css
	source/App.js
Merge pull request #12 from corpuscle/issue375

Issue375
Update

 Enyo  -- 2.51
Onyx -- 2.51
 Layout  -- 2.51
webos-lib --???

Fix App Menu And About popup Css

Open-WebOS-DCO-1.0-Signed-Off-By: john mcconnell  johnmcconnell@yahoo.com
Yes i run it through js lint and js beautifer

Open-WebOS-DCO-1.0-Signed-Off-By: john mcconnell  johnmcconnell@yahoo.com