fixes

nearly ready to close #64  - registrationPolicy managament in progress
fixed bug: removing federation raised exception when it contained fed validator;
few css fixes; 

Update!
after git pull you need to run doctrine-cli to update db schema (lang column for registration policy;
Steps:
git pull
cd application
./doctrine orm:schema-tool:update --force
./doctrine orm:generate-proxies 
chown apache-user:apache-group -R JAGGERPATH/application/models/Proxies
restart apache