Assigning an instance of a foreign class to a composed_of aggregate calls an optional conversion block. Refactor and simplify composed_of implementation. Closes #6322.


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Changed before_filter halting to happen automatically on render or redirect but no longer on simply returning false [DHH]

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Test harness for Sexy Migrations. [Koz]
Closes #9775


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Merge [7832] from 1-2-stable: Correct RAILS_GEM_VERSION regexp. Use =version gem requirement instead of ~>version so you don't get surprised by a beta gem in production.


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Fixed incorrect migration number if script/generate executed outside of Rails root (closes #7080) [jeremymcanally]

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Use a smaller binary fixture so we don't overflow column size limitations in some commercial / legacy databases. Closes #7987 [roderickvd, lawrence]


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Qualified column names work in hash conditions, like :conditions => { 'comments.created_at' => ... }. Closes #9733.


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Fix regression where the association would not construct new finder SQL on save causing bogus queries for "WHERE owner_id = NULL" even after owner was saved. Closes #8713.

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Refactor association create and build so before & after callbacks behave consistently. Closes #8854.


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