GTNPORTAL-2914:
-Update the shared layout toolbar menus and the responsive header menu's to better support mobile devices.
-Fixes issues where menus would open and then close instead of just open on some mobile browsers.
-Updates the shared layout toolbar menus to open on first click and follow link on subsequent clicks. Previously this behavour was limited to mobile safari.
GTNPORTAL-2914: update the responsive navigation portlet to correct issue with menus handling touch events twice (which incorrectly toggles on then off the state).
GTNPORTAL-2914: fix issue with the older android 'browser' in which the menu links would be followed on first click instead of just opening a submenu.