Allows "-rcXXX" suffix on release tags

Author: birdofpreyru

.circleci/config.yml

@@ -43,6 +43,6 @@ workflows:
             branches:
               ignore: /.*/
             tags:
-              only: /v[0-9]+(\.[0-9]+)*/
+              only: /v[0-9]+(\.[0-9]+)(-rc[0-9]+)?*/
           requires:
             - test

package.json

@@ -29,7 +29,6 @@
     "jest": "jest --no-cache --maxWorkers=4 --config config/jest/default.js",
     "lint": "npm run lint:js",
     "lint:js": "./node_modules/.bin/eslint --ext .js,.jsx .",
-    "prepack": "npm run build",
     "test": "npm run lint && npm run jest"
   },
   "version": "0.3.7",