Added release process notes

Author: pughpugh

RELEASE_PROCESS.md

@@ -0,0 +1,26 @@
+Just to remind myself of my own release process for this repo
+
+1. Make some changes / merge PR
+2. Bump version in `package.json`
+3. Update `README.md` if needed
+4. Update `CHANGELOG.md`
+5. Webpack build
+        ```
+        webpack -p
+        ```
+6. Test it all works
+        ```
+        serve
+        open index.html -a 'Google Chrome'
+        ```
+7. Tag and push the release
+        ```
+        git tag 1.0.x
+        git push
+        git push --tags
+        ```
+8. Publish on NPM
+        ```
+        npm publish
+        ```
+9. Cup of tea