Commence writing of architecture and design document.
Ignore common names for 'virtualenv' directories which may be cohabiting with the sources.
Add overview of khmer arhitecture. Add details on khmer configuration.
Add notes on trace loggers and performance metrics.
Add discussion of thread identity maps, cache managers, and cache manager segments.
Add discussion of reads, read pairs, and read parsers.
Discuss Bloom filters and Python wrapper.
Merge branch 'bleeding-edge' of git://github.com/ged-lab/khmer into traversal
Added a fast breadth first (no traversal kmer object, just HashIntoTypes)
Made use of the pre-computed left mask that is a member of the ht class
Made use of the pre-computed left mask that is a member of the ht class