Add tests for deleting files
Add generic function for deleting files
Add delete function
Delete tests for rackspace
Delete function
Minor improvements
Ignore sql files
Remove comments
Merge pull request #755 from PyBossa/issue-754-random-numbers

Issue 754 random numbers
Include a default rank for users that have not contributed
ignore
Fix typo
Merge pull request #756 from PyBossa/issue-pass-no-ranking

Include a default rank for users that have not contributed
Use new Flask-WTF
Use new Flask-WTF to support CSRF protection in customized forms
Remove unnecessary libraries
Install dependencies when testing

This fix allows to update the requirements when testing with tox.
Use new CSRF token for uploader customized forms.
Fixes for the module
Refactor