remove missed get_tmp_filename imports
remove commented coe
Merge pull request #1479 from teravest/remove_get_tmp_filename

Remove get tmp filename
Add alphabetical sorting option to make_distance_boxplots.py

Fixes #1482.
Update to use latest skbio DistanceMatrix API

**Do not merge until https://github.com/biocore/scikit-bio/pull/245 is merged!**
Use scipy's gammaln instead of cogent's lgam
Merge pull request #1489 from ElBrogrammer/lgam

Use scipy's gammaln instead of cogent's lgam
Merge pull request #1486 from ElBrogrammer/issue-1482

Add alphabetical sorting option to make_distance_boxplots.py
Merge pull request #1487 from ElBrogrammer/skbio-dm-rename

Update to use latest skbio DistanceMatrix API