merged rounds 4 and 5
Merge branch 'master' into ag_rounds_4_and_5
Merge pull request #34 from wasade/ag_rounds_4_and_5

Ag rounds 4 and 5
import fix
missing import for parse_biom_table...
another import fix...
another...
Removed unnecessary checking lines
Merge branch 'master' into AmericanGutFixes
Merge branch 'master' of https://github.com/qiime/American-Gut into AmericanGutFixes
Merge pull request #40 from JWDebelius/AmericanGutFixes

American gut fixes
new ovals
removed import of mean
initial commit for cluster_utils.ipy
Merge pull request #43 from wasade/import_fix

import fix
removed stupid checkpoints
scrubbed 000002182
addressed comments, fixed create_env
added new example figure 1/2
Merge pull request #45 from wasade/new_ovals

new ovals