Merging remaining webwerkstatt changes for 2.1.3 release to core, part 1;
Merging remaining webwerkstatt changes for 2.1.3 release to core, part 1;

NikolaySuslov/LivelyKernel,pascience/LivelyKernel,NikolaySuslov/LivelyKernel,pascience/LivelyKernel,LivelyKernel/LivelyKernel,pascience/LivelyKernel,LivelyKernel/LivelyKernel,LivelyKernel/LivelyKernel,NikolaySuslov/LivelyKernel