[#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
You've already told us the return type is a boolean, you don't have to include "true" and "false" in the description. Something along the lines of "Whether or not the job was acquired." would be sufficient here. I would move the comment about requeueing the job below the method short description.