liquid_feedback_frontend: 376e3ed9b245 model/allowed

liquid_feedback_frontend

Removed not needed code from ui.filters, handle invalid filter options better

line source

1 AllowedPolicy = mondelefant.new_class()

2 AllowedPolicy.table = 'allowed_policy'

3 AllowedPolicy.primary_key = { "area_id", "policy_id" }