Update README.md
challenges now resolve
Campaign Invitations work, twitter login still rough
full challenge cycle complete
Merge branch 'release/0_1_0'
Merge branch 'release/0_1_0' into develop
anonymous user no longer can challenge
Merge branch 'hotfix/Anonymous_users_shouldnt_issue_challenges' into develop
email backend not needed
unlocked required software versions
Merge branch 'feature/design_final_interface' into develop
might want to break this out to a toggle separate from status