v1.0.0-b2 - Second Iris Beta, bugfixes, feature complete

Full Changelog

Fixed bugs:

• Clean install prints errors on startup (migration related) #227
• Bugfix in migration #234 (czechboy0)

Closed issues:

• Add types of used services to Heartbeat (to better allocate time for features) #219
• Update README #213
• Show on dashboard when a bot is erroring out #206

Merged pull requests:

• Sparkle and Keychain fixes in development #235 (czechboy0)
• Syncer status UI improvements #233 (czechboy0)
• Added syncer types to heartbeat to know the github/bitbucket split #232 (czechboy0)
• Readme improvements for 1.0 #231 (czechboy0)