Merge branch 'master' into backend
[Backend] issues #106 and #107 should work now, 107 is api/get_user_id and 106 is api/join_activity.
[Front-end] [#109] Added Icon to navbar & added number
[Backend ]added all seeds, added profiles index, added getUserId, added joinActivity, and changed logout from get to post.
Merge branch 'master' of https://github.com/omfgitsjack/justplay into frontend