remove enums.d.ts and shims.d.ts from project file
remove enums.d.ts and shims.d.ts from project file

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