Fixing GreenGenes version for QIIME 1.8.0
Pointing to gg_13_8
Merge pull request #92 from josenavas/gg_13_5

Updating qiime-1.8.0/qiime.conf in order to install gg_13_5 instead of gg_12_10
Merge branch 'master' of https://github.com/qiime/qiime-deploy-conf into ipython_fix