iphone3 layout fixes

Auto layout using constrains provides display layout suitable for a variety of user devices. This change refactors the constraints to fix constraint conflict reported when running in iOS6.
index on grouped_schedules: 121e0f0 This change makes the Schedule section in the Client View Controller Scene show the client’s schedule items.
Merge pull request #29 from davidbernard/fix_iphone3_layout_constraints

iphone3 layout fixes
Merge pull request #31 from davidbernard/test_schedule

Add Group Home 3 Test Schedule + Notification description fix
Merge remote-tracking branch 'pegwing_ppreminderer/master' into persisting_actions
Finish grouping of items in the schedule view.

PPRScheduleTableViewController:  undo small comment change, move action ordering calculation functions into PPRAction, simplify loadActions, move indentation code into PPRAction.

PPRAction:  Refactor text calculations into new methods, add compareForSchedule method.

PPRNotification:  rename description method to notificationDescription.

PPRScheduleTime:  Remove logging code.

PPRClientActionScheduler:  Enable passing in of parent when events are scheduled.

PPRFacilityActionScheduler:  Add clientActionScheduler property, initWithScheduler method.

PPRTestIIntialiser:  Use initWithScheduler where needed.

PPRActionTests:  Tests for new text calculations.

PPRActionManagerTests:  remove tests that depended on action IDs.
Fix unneeded Pods files committed by mistake on 29 October, and Xcode user data.
Remove unwanted files
Merge remote-tracking branch 'pegwing_ppreminderer/master' into fix-pods-mixup

Conflicts:
	ppreminderer/Managers/PPRTestIntialiser.m
Merge of pull request #32

Fix order of initialisation in TestInitialiser
Merge remote-tracking branch 'pegwing_ppreminderer/master' into persisting_actions

Conflicts:
	Pods/Pods.xcodeproj/xcuserdata/davidbernard.xcuserdatad/xcschemes/xcschememanagement.plist
Issues from Merge

PPRAction
PPRClientAction
- display scheduledEvent.eventName rather than context

PPRScheduledTime
- add dummy JSONKeyPathsByPropertyKey - will later be used in server persistence

PPRClientScheduler
- set client, clientid and facility, facility when scheduling action

PPRFacility Scheduler
- schedule “non daily event” client actions for facility