docs: function render(ctxt, directive){
      var fn = typeof directive === 'function' ? directive : plugins.compile( directive, false, this[0] );
      for(var i = 0, ii = this.length; i < ii; i++){
        this[i] = replaceWith( this[i], fn( ctxt, false ));
      }
      context = null;
      return this;
    }