Add test checking that precompiling assets performs caching

Bring back the ability to provide :order for update_all

Make polymorphic_url calls go through application helpers again.

This brings back the ability to overwrite/extend url generating methods in application heleprs.

Ordering with extra spaces was raising a SQL exception

Help the next guy with explanations - See bb3b3e30

https://github.com/lifo/docrails/commit/3eb99aab77c04dbd95dfc9f73e03a667f114914f#commitcomment-493737

Add additional files generated by rails 3.1 generator.

Changed descriptino of Gemfile to add reference to Bundler
Changed description of README to add 'You should edit ...'
Changed description of Rakefile to reflect dynamic nature of Rakefile
and point to app/lib/tasks/ as the place to add app-specific rake tasks.

relationship.

changed wording 'one table ... corresponds to one model' to 'each table
...'

Duplicable test is looking fine now.

fixing broken test as jquery-rails is included in application.js

Reason: Setting up MySQL and Postgres needs installing servers
and libraries that perhaps you don't need in your machine. We
think fixing a bug in Active Support without running the suite
of Active Record for all possible drivers is OK. That's why
we explain first --without db, and after that we cover AR
specifically. mysql2 is no different than mysql or pg in that
sense.

This reverts commit 50d5e0f7.

oh and obviously I meant according to Webster, not Weber

American English(according to Weber)

Fix issue 1951 master Namespaced model partial_path is wrong in namespaced controllers

  fix issues/1951

  https://github.com/rails/rails/issues/1951
  Namespaced model partial_path is wrong in namespaced controllers

lazy load ConnectionAdapters remove require.

Simple fix to the NoMethodError noted in #2177.

rake assets:precompile should always perform caching - Closes #2199

Unfortunately #respond_to?(:controller) won't work as suggested, nor will respond_to?(:params), as #controller is present and #params is delegated to #controller. #delegate makes respond_to? return true regardless whether the target responds to it.