remove install-fe's dependency on git (#132)

* fix install-fe command

* fix

* update version

package.json

@@ -1,6 +1,6 @@
 {
   "name": "javpy",
-  "version": "0.7.14",
+  "version": "0.7.15",
   "description": "Enjoy driving on a Javascriptive (originally Pythonic) way to Japanese AV!",
   "scripts": {
     "dev": "node ./bin/javpy.js --browser=false --public=true",
@@ -9,7 +9,7 @@
     "build": "pkg . --out-path=./build/",
     "heroku-postbuild": "echo Skip build on Heroku",
     "install": "npm run install-fe",
-    "install-fe": "npm install --prefix frontend --only=prod TheodoreKrypton/JavPy-webfe && npm install --no-save gzipper && gzipper compress ./frontend/node_modules/javpy-react/build ./frontend/build"
+    "install-fe": "npm install --prefix frontend --only=prod https://github.com/TheodoreKrypton/javpy-webfe/tarball/master && npm install --no-save gzipper && gzipper compress ./frontend/node_modules/javpy-react/build ./frontend/build"
   },
   "repository": {
     "type": "git",