Properly request the user's location on iOS 8. Specifically requests the "when app is in use" permission, as opposed to the always permission. I don't think we need the location to always update, regardless of whether the user has the app open. Fixes #326
Merge branch 'develop' into location

Conflicts:
	Info.plist
	xibs/OBASearchResultsMapViewController.xib
Fix for building against iOS 7 SDK
Forward along changes in authorization status to all OBALocationManager delegates. Last part of fix for #326
Merge pull request #329 from aaronbrethorst/location

Properly request the user's location on iOS 8.