add markup with default iframe tab in docs
add markup with default iframe tab in docs

garrettwong/AdminLTE,slachiewicz/AdminLTE,almasaeed2010/AdminLTE,oyjt/AdminLTE,oyjt/AdminLTE,oyjt/AdminLTE,garrettwong/AdminLTE,slachiewicz/AdminLTE,almasaeed2010/AdminLTE