gtf txp start site and table fix
making fasta genomic locus
fixing types, setting table on <<
initial go parser, uses OBO and GAF 2.0
automatic defaults lookup for germ classes using Config file
fixing method_missing on hash_table, adding concat and wrap
method missing fixes
adding defaults to some classes
interval update, simplifying interface - probably breaks lots of stuff
flagstat method_missing
gtf repairs, fixing intervals
random chromosomes/positions from fasta
random sampling from hash_table
simple idiom for optional wrapping of intervals
rm automatic sorting of gtfs, what was i thinking?
fix duplicate defaults bug
fix indexing problem (no longer sends nil with method_missing)
report sequence for this region
some gene fixes  + refFlat formatting for transcript
support stream operator for intervals, allow addition of new sequences