Update INSTALL.
Mark Tenant#person as attr_accessible.
Create initial tenant, user and doctor in database seeds.
Mention initial credentials in INSTALL.
Document setup for freetext search daemon.
Update ubuntu packages in INSTALL docs.
Fix locale setup.
Do not fails in tariff_items#index for direct TariffItem instances.
Simplify invoices helper code.
Fix tarmed overview amounts.
Drop unused options parameter from Invoice caluclation methods.
Fix total of technical amount in tariff item group view.
Update CHANGELOG.