added normalize path function when using a local jigsaw install on windows.  Currently, just having "./vendor/bin/jigsaw" errors out when running watch on windows 10
added normalize path function when using a local jigsaw install on windows.  Currently, just having "./vendor/bin/jigsaw" errors out when running watch on windows 10

adamwathan/jigsaw,quickliketurtle/jigsaw,adamwathan/jigsaw,tightenco/jigsaw,tightenco/jigsaw,tightenco/jigsaw,quickliketurtle/jigsaw,quickliketurtle/jigsaw