add analysis.samples, analysis with jobs, fix tests for that
merge upstream/master
TST: Install pandas using conda

Hopefully it will take a lot less time like this.
Merge pull request #121 from ElDeveloper/fix-andas

TST: Install pandas using conda
Merge branch 'master' of github.com:biocore/qiita into samplesanalysis
coverage testing using nosetests
revert .travis.yml
Merge pull request #118 from squirrelo/samplesanalysis

Adds analysis.samples, another test analysis
Merge branch 'master' of https://github.com/biocore/qiita into load_raw

Conflicts:
	qiita_db/test/test_setup.py