Add an isRegistered method to Context.js
Add an isRegistered method to Context.js

jacksonic/vjlofvhjfgm,foam-framework/foam2,TanayParikh/foam2,jacksonic/vjlofvhjfgm,foam-framework/foam2,TanayParikh/foam2,TanayParikh/foam2,TanayParikh/foam2,jacksonic/vjlofvhjfgm,foam-framework/foam2,foam-framework/foam2,foam-framework/foam2