Added support for the R biom-format package.

These changes are necessary for the CI system to test this part of the biom-format project.
Merge pull request #58 from jrrideout/r-biom

Added support for the R biom-format package.
Reverting R biom changes.

These are currently not installing correctly in the CI system (though it works fine on my Ubuntu install), and I don't have time to look into this while on travel. Will fix when back from travel. Sorry for the inconvenience!
Merge pull request #60 from jrrideout/r-biom-revert

Reverting R biom changes.
added qcli dependency
added line break at eof
fixed version
added python as dependency
Merge pull request #61 from gregcaporaso/add-qcli

Adding qcli dependency
Merge pull request #62 from bodington/pplacer

Updated pplacer unzipped name
Whitespace