chore(): add npm scripts for automatic releases

package.json

@@ -1,4 +1,5 @@
 {
+  "version": "0.0.0",
   "description": "HTML/CSS Theme for www.aubm.net",
   "repository": "https://github.com/aubm/aubm-website-theme.git",
   "license": "MIT",
@@ -7,15 +8,23 @@
   },
   "devDependencies": {
     "gulp": "^3.9.0",
+    "gulp-bump": "^1.0.0",
     "gulp-concat": "^2.6.0",
+    "gulp-conventional-changelog": "^0.7.0",
     "gulp-cssnano": "^2.1.0",
+    "gulp-git": "^1.7.0",
     "gulp-rename": "^1.2.2",
     "gulp-sass": "^2.1.1",
     "gulp-uglify": "^1.5.1",
-    "gulp-util": "^3.0.7"
+    "gulp-util": "^3.0.7",
+    "run-sequence": "^1.1.5",
+    "semver": "^5.1.0"
   },
   "scripts": {
     "build": "gulp",
-    "watch": "gulp watch"
+    "watch": "gulp watch",
+    "release-major": "gulp release-major",
+    "release-minor": "gulp release-minor",
+    "release-patch": "gulp release-patch"
   }
 }