Various iOS 7 enhancements.
Various iOS 7 enhancements.

8fit/TOWebViewController,jonesgithub/TOWebViewController,liric28/TOWebViewController,metasmile/TOWebViewController,Suninus/TOWebViewController,z8927623/TOWebViewController,sdonly/TOWebViewController,kevin0571/TOWebViewController,WeaponJ/TOWebViewController,venj/TOWebViewController,Kevin775263419/TOWebViewController