Use float_vals and int_vals for the priority queues.
Use 64 bit floats.
Add DEBUG_RULES debugging flag.
Ignore exclude list when using SL scheduler.
Change pagerank-linear-async test to match the results of GraphLab. Recompiled byte-code using 64 bits for floats and the corresponding result files.
Make transform_pagerank output graph lab files and meld files with edges with weights.
Added 8queens test to test suite.
Merge branch 'master' of https://github.com/flavioc/meld into flavio-merge
Sync db dump output for MPI and add mpi to test file