Clang and Grappalang schema storing

Adding scheme storing for clang and grappalang
Add script to run clangrunner and grapparunner 
Rename runclang to run_query
Removing unused viz operators
Can you extract the specification of this command to a file in c_test_environment?
e.g. c_test_environment/grappa_detect_new_files.sh

That way users deploying the system can edit the configure command at least