Implementing CStore

implementing cstore for ccalgebra and python script to run clangrunner
For: https://github.com/uwescience/raco/pull/270/files#diff-1ed9cee85a82a35db726f80a23dcefd2R85 I think I had plan_to_dot function when I first branched. When I merged I must have left it there even though it was removed from master.