finished implementation of updated skill api. Works with example skill provider. Needs testing of specialized skills and refactoring of remaining skills.

update to skills. Allows skills to run concurrently. Refactoring of full skills framework. Allows skill to get "prepared", i.e. wait for input

renamed aron converters, added new aron filters and similarity, added memory_conversions to make code look nicer

adapted some aron visitor stuff for type visitors (similar to data visitors)

added componentplugins for skillmemory server, started to implement important functions for skillproviders