v0.3.7 R biom package changes for submission to CRAN
v0.3.7 submitted to CRAN
Final tweaks before submission to CRAN
v0.3.8 Fixed a "note" that had appeared in R CMD check.

Requested to resolve for hosting on CRAN.
deleted v0.3.7 build tar.gz
Merge pull request #136 from joey711/master

R biom package v0.3.8, the version released on [CRAN](http://cran.r-project.org/web/packages/biom/index.html)