chore: add release script that just runs npm publish in all packages

this will bypass anything that lerna does - but we've been having trouble using lerna as it easily breaks if one package happens to be published manually etc. Next step we'll just run this script in CI and auto release whenever something is pushed to master.

Author: rigor789

package.json

@@ -2,7 +2,8 @@
   "name": "root",
   "private": true,
   "scripts": {
-    "lerna": "lerna"
+    "lerna": "lerna",
+    "publish.all": "lerna exec --no-bail --stream --concurrency 1 -- \"npm publish\""
   },
   "devDependencies": {
     "lerna": "~3.14.0"