[Mobile] IN PROGRESS: General fixes, spurred by mobile, for object-header

open #74
Attempting to layout using flex - not working;
See http://jsfiddle.net/charlesh88/cpf9zjts/9/ for working example;
New _flex.scss added;
This commit is changed elements that are mostly solid;

platform/commonUI/general/res/sass/_global.scss

@@ -71,12 +71,6 @@ p {
 	margin-bottom: $interiorMarginLg;
 }
 
-span {
-	/* 618 DEBUG
-	box-sizing: border-box;
-	*/
-}
-
 mct-container {
 	display: block;
 }