added go back button '<<' for browsing back. tab view needs to be redone as edje box part but for now..
added go back button '<<' for browsing back. tab view needs to be redone as edje box part but for now..


SVN revision: 49412

rvandegrift/e,rvandegrift/e,FlorentRevest/Enlightenment,tasn/enlightenment,tasn/enlightenment,FlorentRevest/Enlightenment,tizenorg/platform.upstream.enlightenment,rvandegrift/e,tizenorg/platform.upstream.enlightenment,tizenorg/platform.upstream.enlightenment,FlorentRevest/Enlightenment,tasn/enlightenment