fixed icheck-bootstrap docs link in demo
fixed icheck-bootstrap docs link in demo

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