Bug 387 fix (#3049)
Bug 387 fix (#3049)

Don't select item on "enter" unless there are valid search results

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