automatically open "new project" dialog when no projects available
automatically open "new project" dialog when no projects available

Microsoft/pxt,Microsoft/pxt,Microsoft/pxt,switchinnovations/pxt,Microsoft/pxt,switchinnovations/pxt,Microsoft/pxt,playi/pxt,switchinnovations/pxt,switch-education/pxt,switchinnovations/pxt,playi/pxt,switch-education/pxt,switch-education/pxt,switch-education/pxt,playi/pxt,playi/pxt,switch-education/pxt