Delete topics when account changes.
Updates ReaderPost entity making a topic relationship required.
Initial switch over to Pod of WPiOS Stats
Merge branch 'develop' of github.com:wordpress-mobile/WordPress-iOS into issues/1778-delete-topics
Merge branch 'develop' of github.com:wordpress-mobile/WordPress-iOS into issues/1778-delete-topics
Add tests for reader cleanup.

Fixes broken tests for accounts and concurrency.
Removes .h file from other test.
Updated internal beta version number and Crashlytics SDK
Fix for showing posts opened via a url scheme in the reader.

Misc formatting tweaks.
Switch to CocoaPod repo for stats pod, added NSObject+SafeExpectation
Merge branch 'develop' into issue/1790-stats-pod

Conflicts:
	WordPress/WordPress.xcodeproj/project.pbxproj
Restore Jetpack API base URL
Updated translations - Hebrew and Chinese significantly updated
Switch to using https://wordpress.com for web stats to prevent blank
Reverting the cookie pull just for safety of minimal changes
Corrected URL with no-chrome slug as a proper parameter
Merge pull request #1816 from wordpress-mobile/issue/1815-web-stats-blank

View Web Stats blank
Post editor Cocoapod integration checkpoint; updated CTAssetPicker to 2.2.2;
Merge branch 'develop' of github.com:wordpress-mobile/WordPress-iOS into feature/pod-editor

* 'develop' of github.com:wordpress-mobile/WordPress-iOS:
  Adds missing saveDerivedCOntext call
  Fixes context save call
  Fixes fetchPosts remote service
  Include all projects with WordPress in it for now
  Hack in the Pods/WordPress-iOS-Shared directory for strings files
Fixes fetchPosts remote service
Fixes context save call