First pass implementation of the AsyncCommand helper class.
First pass implementation of the AsyncCommand helper class.

jtamiace/kolibri,MingDai/kolibri,jayoshih/kolibri,jonboiser/kolibri,lyw07/kolibri,lyw07/kolibri,DXCanas/kolibri,aronasorman/kolibri,jonboiser/kolibri,66eli77/kolibri,aronasorman/kolibri,whitzhu/kolibri,jayoshih/kolibri,indirectlylit/kolibri,learningequality/kolibri,rtibbles/kolibri,jonboiser/kolibri,MingDai/kolibri,mrpau/kolibri,ralphiee22/kolibri,indirectlylit/kolibri,ralphiee22/kolibri,christianmemije/kolibri,DXCanas/kolibri,christianmemije/kolibri,jtamiace/kolibri,rtibbles/kolibri,whitzhu/kolibri,indirectlylit/kolibri,benjaoming/kolibri,benjaoming/kolibri,jamalex/kolibri,ralphiee22/kolibri,rtibbles/kolibri,jamalex/kolibri,christianmemije/kolibri,66eli77/kolibri,mrpau/kolibri,MingDai/kolibri,aronasorman/kolibri,learningequality/kolibri,jamalex/kolibri,66eli77/kolibri,learningequality/kolibri,jtamiace/kolibri,DXCanas/kolibri,benjaoming/kolibri,lyw07/kolibri,benjaoming/kolibri,mrpau/kolibri,rtibbles/kolibri,jonboiser/kolibri,whitzhu/kolibri,jtamiace/kolibri,mrpau/kolibri,indirectlylit/kolibri,whitzhu/kolibri,66eli77/kolibri,aronasorman/kolibri,jamalex/kolibri,lyw07/kolibri,learningequality/kolibri,christianmemije/kolibri,jayoshih/kolibri,MingDai/kolibri,ralphiee22/kolibri,jayoshih/kolibri,DXCanas/kolibri