Update release process to include a build step!

See #149

dist/README.md

@@ -6,6 +6,9 @@ Releases can be found on [npm](https://www.npmjs.com/package/css-layout).
 # Ensure that the local codebase is up to date
 git fetch upstream master && git checkout FETCH_HEAD
 
+# build the latest version of the library
+grunt
+
 # increment the version number and tag the release
 npm version [<newversion> | major | minor | patch | premajor | preminor | prepatch | prerelease]
 
@@ -14,4 +17,4 @@ git push --tags upstream HEAD:master
 
 # publish this new version to npm
 npm publish
-```
+```

package.json

@@ -5,8 +5,7 @@
   "main": "dist/css-layout.js",
   "scripts": {
     "watch": "grunt watch",
-    "test": "grunt ci",
-    "postversion": "git push --tags upstream HEAD:master"
+    "test": "grunt ci"
   },
   "repository": {
     "type": "git",