paml: Correct sha1. Fixes #41
seq-gen: new formula
PHYLIP: New formula

Fixes #35

- With doc
- With test
HyPhy: New formula

- Fixes #38
seq-gen: Fixes path for doc/example in caveats
hyphy: Install help and add caveat.
gmap-gsnap 2012-07-20.v2

- Fixes #40
- Added make check step (takes only a second)
- Removed handcrafting of -m32/-m64 and -O3 b/c of superenv.
fast-statistical-alignment: Fails with clang 421

Fixes #42
lp_solve: Improved NumpyHasHeaders Requirement
prank: New formula

- Fixes #44
- Version 121218
- HEAD available

PRANK is a probabilistic multiple alignment program for DNA, codon and
amino-acid sequences.
paml: 4.7 as --devel

- Install examples, too
- Caveat about doc, examples, dat and ctl files.