Old signup route removed (no more quick signup for now)
Added (curl) debug-mode backdoor to create an user without passing by confirmation email

See usertips.txt
Use of route /getusers/<username> replaced by use of /users/<username> (GET) in --debug mode;
route /getusers/<username> removed
print replaced by logger.debug
warn into the log when the facility functions are used
(showing all users info and creating an user via backdoor)
Merge pull request #54 from iacopy/debug-mode

Debug mode
Merge branch 'master' of github.com:corso-python-prato/share-system-team2