initial merge of intertable and hashbitsmulti
Merge branch 'jason' into merge2
moved multiple ht functionality into hashbits
restored counting functionality in hashtable
shifted prime stuff into hashbits
fixed minor bug in ht abundance dist
separated hashtable and hashbits Python interface
separated out subset stuff into subset.*
fixed a bunch of scripts
moved test stuff out of python and into tests/ subdir
fixed make test
removed broken graph-trim.py script
cleaned up the primes mess
minor script fix/mods
fixed parser bug
added neighborhood calculation function
updated subsets deps
updated ht size, output
breadth-truncation of bfs search
updated order of search truncation