On-demand model loading

Just beacause we don't want to have list of all models somewhere.
We don't need defaults in models no more
Pass some model arg when retreiving models from the server
Allow simple per screen hook management
Move default group template name to options
Create new cases on separate screen
Fix some bugs
fix bugs with typeahead #1148
Add missing car_model dictionary parent
Reorder bindDict application
Fix some bugs
Merge branch 'master' into new-case-screen
Comments on newCase screen #1159
Hotkeys on newCase screen #1151
Save case and transfer it to backoffice #1143
Add contract_partner* permissions #1128
Serve service names #1153
Merge branch 'master' into new-case-screen
Merge branch 'master' into new-case-screen
remove old typeahead binding