[xilinx]: state_not_allowed is now properly set when appropriate
[dev]: Modified warning so that users know they have to install pymysql_sa and not only pymysql
Merge branch 'master' of https://github.com/weblabdeusto/weblabdeusto
[dev]: Limited Flask-WTF version in the requirements.txt file, because higher versions seem to be incompatible with WebLab
Fix bug of endless loop in notifications procedure
Make that there is a single notification per recipient set
Show resource ids in the subject of the notification
Fix the resource_type stuff
Minor issue
Sort resource instances
Centralize all the checkers so duplicated checkers are not executed multiple times
Add PHP API for the Unmanaged API
weblab-admin admin is not needed anymore
Fix requirements.txt. flask==0.10.1 breaks Flask-Admin
Certain Apache servers use deny by default. Fix the creation  script.
Debugging flask tools is sometimes useful. Enable a property to do it
Fix errors produced in the latest commits