symlink jslib on mac/lin

package.json

@@ -22,6 +22,8 @@
         "sub:pull": "git submodule foreach git pull",
         "clean": "rimraf dist/**/*",
         "symlink:win": "rm -rf ./jslib && cmd /c mklink /J .\\jslib ..\\jslib",
+        "symlink:mac": "npm run symlink:lin",
+        "symlink:lin": "rm -rf ./jslib && ln -s ../jslib ./jslib",
         "build": "webpack",
         "build:watch": "webpack --watch",
         "build:prod": "cross-env NODE_ENV=production webpack",