GTNPORTAL-3351: Change warning message to debug when userProfile is null
GTNPORTAL-3374 Submenu is displayed off the screen in right to left mode
GTNPORTAL-3378 - Wrapped the cache control code into a null check
GTNPORTAL-3380 Upgrade twitter4j to fix error during login with Twitter
GTNPORTAL-3382: enable scrolling on iframes when using the mobile skin.