Link to Extensions development Pre-Requisites is broken
Created by: jptillman
The link in the text "After fulfilling the Pre-Requisites, " on this page is broken:
https://github.com/civicrm/civicrm-dev-docs/blob/master/docs/extensions/civix.md
It's pointing to here:
https://github.com/civicrm/civicrm-dev-docs/blob/master/extensions/index.md#pre-requisites