refactor(publishing): post-version script will push to paypal repo (#940)

* refactor(publishing): Splitting up publish and version logic

* refactor(publishing): Adding publish message

* refactor(publishing): Adding generated changelog

* refactor(publishing): Clean up

* refactor(publishing): Cleaning up the Changelog a bit

* refactor(publishing): Documentation for releases and contributing

* refactor(publishing): post-version script will push to paypal repo

Author: mcntsh

Diff for: scripts/postversion.sh

@@ -1,6 +1,6 @@
 #/bin/sh
 
 # Publish and push!
-git push;
-git push --tags;
+git push [email protected]:paypal/paypal-checkout.git;
+git push [email protected]:paypal/paypal-checkout.git --tags;
 npm publish;