Improve interaction between optimizer and patch applicator

[lukasrothenberger]

To close this issue,

• the optimizer has to output a json representation of a configuration d040f04
• the patch generator has to be able to parse and apply this information 530f486
• the optimizer has to output a json representation of a configuration using one or more GPUs (containing suggestion ids + data movement information + x) 9697f5d
• the patch generator has to be able to parse and apply this information 9697f5d
• the code generator might have been extended to support the patch applicators extended requests 9697f5d
• the patch applicator is able to apply and roll back the newly created suggestions 9697f5d