ignore version number for safari pinned web sites (#1738)
ignore version number for safari pinned web sites (#1738)

* ignore version number for safari pinned web sites

* fixed pinned web site parsing

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