Comment out ActionMailer, its configuration and mailcatcher gem
Locale and time zone settings
Move ActionController config to the top
Fix Devise migration and run it
Add .pryrc config for Pry console
Better prompt, awesome_print, history in local .pry_history file, editor config in ENV
Ignore .pry_history
Generate models for Invoice and InvoiceLine
Playing around with the BillApp API
Usage example:
    invoice_resource = BillApp::ResourceFactory.resource_for('invoices', Invoice, 'agenda', 'user@example.acom', 'pass')
    invoice_resource.all # => instances of Invoice model fetched through API
We are going to fetch user's name through the API
Generate simple_form settings with Bootstrap defaults
We will not confirm user registration through email
User registration will be done automaticaly
User will not be able to edit own account (should be synced with BillApp)
Application stylesheet - cherry pick what we need from Bootstrap
Use mixins rather than non-semantic classes from Bootstrap where possible
Login layout with styles
Custom Devise Sessions controller with `login` layout
Localization for Czech language