Changed default tree grid app type to PortfolioItem/Initiative as a temporary fix for perf tests
Changed default tree grid app type to PortfolioItem/Initiative as a temporary fix for perf tests

wrackzone/app-catalog,RallyApps/app-catalog,KilobytesandBits/app-catalog,RallyApps/app-catalog,wrackzone/app-catalog,KilobytesandBits/app-catalog,kcorkan/app-catalog,travisc5/app-catalog,kcorkan/app-catalog,RallyApps/app-catalog,kcorkan/app-catalog,travisc5/app-catalog,JackBaxter/test-report,JackBaxter/test-report,JackBaxter/test-report,SteveRhoadsCA/app-catalog,jcwaco/PIKanbanMods,jcwaco/PIKanbanMods,KilobytesandBits/app-catalog,SteveRhoadsCA/app-catalog,jcwaco/PIKanbanMods,travisc5/app-catalog,wrackzone/app-catalog,SteveRhoadsCA/app-catalog