Fix the documentation method.

It is reload! in the class definition.

[ci skip]
Fix some edge cases for AV `select` helper with `:selected` option
Merge pull request #12287 from bogdan/select-with-selected-option

Fix some edge cases for select with selected option
Merge pull request #12070 from wangjohn/small_refactors_to_generators

Small refactoring changes to generators.

Conflicts:
	railties/lib/rails/generators/rails/controller/controller_generator.rb
Merge pull request #11987 from wangjohn/schema_dumper_options

Creating options for schema dumper.
Merge pull request #10773 from wangjohn/link_and_routing_options

Adding documentation and tests to ``polymorphic_url`` and ``link_to``
We shouldn't override PostgreSQLAdapter's superclass inheritance while monkeypatching

Changing Inheritance section leads to following error on JRuby

    TypeError: superclass mismatch for class PostgreSQLAdapter

After this change,
Jruby: The above error no longer appear. Tests are still failing but they do run. Progress!
MRI: No change, all green(tested by running take test_test_postgresql)

Thanks to Aditya Sanghi(@asanghi) for help
Merge pull request #12315 from gaurish/super

TypeError: superclass mismatch for class PostgreSQLAdapter
Fix the model name in the association basics guides

[ci skip]
bcrypt-ruby v3.1.2 supports Ruby 2.0 on Windows
Merge pull request #12325 from tjschuck/bcrypt_version_bump

Bump bcrypt-ruby version to support Ruby 2.0 on Windows
hm:t preloading will respect order set on the RHS association
fix variable names and speed up relation ordering
only do the should_reset test once
pass the scope all the way down to the constructors
remove state from the preloader
reuse the same preloader object for each association
Update references to wycats/thor to erikhuda/thor.
pass the preloader down so we only have to construct one
Merge pull request #12329 from benmanns/docrails

Update references to wycats/thor to erikhuda/thor.