Fix NPE
Add file to fix ClassNotFound exception for okhttp-1.2.1
Removed OKhttp due to runtime issues with missing classes
Switch to IntentService to simplify code
Re-enable remote syncing2
Removed dead code and made error more relevant
Removed dependance on Google API client libraries
Removed need for google http client
Removed dependance on basic-http client
Updated gradle build file to remove unused dependancies
Switch to BST timezone
Merge branch 'mainline/DroidconUK2013'

Conflicts:
	android/src/main/java/com/funkyandroid/droidcon/uk/droidconsched/io/ServerRequest.java