FIX missing dependencies for date locale

setup.py

@@ -37,6 +37,8 @@ setup(name='larigira',
       license='AGPL',
       packages=['larigira', 'larigira.dbadmin', 'larigira.filters'],
       install_requires=[
+          'Babel==2.6.0',
+          'Flask-Babel==0.12.2',
           'pyxdg',
           'gevent',
           'flask-bootstrap',