limit the number of times scriptsearch render call gets called, fixes #211
limit the number of times scriptsearch render call gets called, fixes #211

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