[#71587328] Updating service-webhooks and adding TeamSnap support

This adds updates to the service-webhooks project and adds support for the TeamSnap integration.

This pull request is dependent on:
https://github.com/AllPlayers/allplayers-mainline/pull/3912
https://github.com/drupalprojects/resque/pull/1
https://github.com/mattsqd/allplayers-api/tree/75815340-Partner_mapping_7-25-14
What is the advantage of moving this to a yaml file rather than leaving them here? These lists are only defined in one place, and they are unique to TeamSnap (assuming you are talking about ```public static $regions``` and ```public static $sports```).