* master: (122 commits)
Rails.application should be set inside before_configuration hook
remove check for present? from delete_all
Remove useless begin..end
Build the reverse_order on its proper method.
Use connection-specific bytea escaping
Ignore order when doing count.
make enums distinct per class
Remove unused `subclass_controller_with_flash_type_bar` var from flash test.
fix CollectionProxy delete_all documentation
Added OS X specific commands to installation guide [ci skip] Recommended using homebrew for installing MySQL and PostgreSQL
Fix setup of adding _flash_types test.
Use SVG version of travis build status badge [skip ci]
W3C CSP document moved to gihub.io URL [ci skip]
sprockets-rails was released
Fix the test defining the models in the right place
Add CHANGELOG entry for #11650 [ci skip]
Declare the assets dependency
Use sass-rails 4.0.3
Make possible to use sprockets-rails 2.1
add missing parentheses to validates_with documentation [skip ci]
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