Add package version update scripts

Author: iamWing

package.json

@@ -9,6 +9,10 @@
     "prod": "rimraf dist && cross-env NODE_ENV=production webpack --progress --color",
     "test": "cross-env NODE_ENV=test jest",
     "watch-test": "npm run test -- --watchAll",
+    "next-rc": "npm --no-git-tag-version version prerelease --preid=rc",
+    "next-patch": "npm --no-git-tag-version version prepatch",
+    "next-minor": "npm --no-git-tag-version version preminor",
+    "next-major": "npm --no-git-tag-version version premajor",
     "build:win": "electron-builder build --win --x64",
     "build:mac": "electron-builder build --mac --x64"
   },