added delegate method for pinAnimationFinishing
Created MapVC, added Outlets/autolayout to IB, renamed overlayVC to AnimationEngine
Merge pull request #14 from gaylejj/master

added delegate method for pinAnimationFinishing
Added MKMapItem container/linked-list class WalkMapItem
Merge pull request #15 from collinatherton/master

Added MKMapItem container/linked-list class WalkMapItem
Merge branch 'master' of https://github.com/DrunkardsWalk/DrunkardsWalk

Conflicts:
	DrunkardsWalk/AppDelegate.swift