Initial testing with gtest
add some methods to Graph for adding vertices
settled on interface for reading in graphs
update utilities to use new graph reading interface
Fix Makefile so that libgraphd.a is only rebuilt when necessary
Merge branch 'master' into iofix
move split out of NewGraphReader and into Util
Add new implementation of graph writing
Made necessary changes to the test Makefile in order to get gtest working.
Additionally made changes to the gtest files, which might not have been needed.
Should run successfully so long as the gtest module is loaded
fixed make.inc
Merge remote branch 'upstream/master'
Updated the make.inc examples
Updated the example make.inc files
Merge pull request #14 from jdlschrock/master

Enable gtest on lib_graphd
fix segfault
moving tests around
merging changes from master
Merge branch 'classremoval' into iofix
- 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
Merge branch 'classremoval' into iofix