converted knowrob_cad_parser to the new rosjava
global gitignore for knowrob_addons
fixed knowrob_cram
fixed knowrob_cad_parser prolog files
adapted knowrob_motion_constraints to new package structure
fixed dependencies in knowrob_omics
converted knowrob_cram to the new rosjava
fixes in comp_execution_trace.pl, removed unused predicates