- test should be a phony target
- properly initialize variables now that mutablegraph has become graph
- create_graph() did not correctly resize the adjacency vector.  just have it call create_mutable for now
- added fixme for later 64-bit issues
- Fixes to gtest with new classnames
adding doxygen boilers
Merge branch 'classremoval' into iofix
don't know what happened here