First shot at making messages, getting the issues for a user and showing them
Merge branch 'master' into messages

Conflicts:
	jeju.xcworkspace/xcuserdata/berget.xcuserdatad/UserInterfaceState.xcuserstate
	jeju/Base.lproj/Main.storyboard
	jeju/Controllers/ConversationTableViewController.m
	jeju/Models/OctokitModel.h
Restructured views
Created custom table cell view for conversations
Added controller for messages, refactor of octokit model
Merge branch 'messages' of github.com:markusberget/jeju into messages

Conflicts:
	jeju.xcodeproj/project.pbxproj
Changed conversations table view controller to use it special table view cell.
Merge remote-tracking branch 'origin/messages' into messages
Added support for reading messages
Loading custom cell now. Need to modify table background and some other stuff.
Merge remote-tracking branch 'origin/messages' into messages
Added a date util class and updated so that details from the last message is showed in the conversations view.
Working conversations table view.
Added view for writing messages
Merge branch 'master' of github.com:markusberget/jeju