Changelog

20191211master (11/12/2019)

[closed] feat: /1 crosschain etc integration #5600
[closed] Hackathon changes #5597
[closed] bufficorn avatar builder for ETHDenver #5621
[closed] responsive fixes for chat #5587
[closed] Fix: Image not showing on Installation docs #5598
[closed] add missing migration + isort fix #5590
[closed] fix chat icon and tribe link #5595
[closed] Initial Documentation for adding new Celery tasks to the system #5585
[closed] fix tribe tab #5593
[closed] grants: fix team member pk casting #5592