Do not try to sort text search results by text score.
Don't try to depend on an undefined ordering.
Do sort by text score, but only if result count isn't too high
Add a recent version of six as a requirement.
Moving six to dev-dependencies.
Merge pull request #358 from girder/add-six

Add a recent version of six as a requirement.
Make text score sort threshold a constant variable.
Fix python style.
Merge pull request #349 from girder/no-text-score-sorting

Do not try to sort text search results by text score.
Merge remote-tracking branch 'upstream/master' into minimum-upload-chunk-size