Refactoring to reduce flog high complexity score
- Extract a Padrino::Application#overwrite_sinatra_defaults
- Extract Padrino::Application#default_haml_settings
- Extract Padrino::Application#default_padrino_settings
- Extract Padrino::Application#default_padrino_locale
- Extract Padrino::Application#default_authenticity_token
- Extract Padrino::Application#default_global_configuration
Fix merge conflicts