Attempts to revert string extraction after horrible fail

Replaces several Strings with references to strings.xml (reverted from commit 07dc063ac4fbe79037be57eb92a62137e4fa80a5)
Fixes fuckup

Replaces Strings with resource references in ControllerConnection (reverted from commit 7f0f48faaed576b8b72e978566b843a62937f250)