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Added test for Accept header for xml_http_request calls in functional tests (closes #4222) [agkr@pobox.com]

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Removed XML argument style for respond_to, so type.xml(object.to_xml) no longer works -- it wasnt worth the exception

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Fixed that eager loading from belongs_to would cause the association to be double-singularized (closes #4117) [jonathan@bluewire.net.nz]

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Added easy support for testing file uploads with fixture_file_upload (closes #4105) [turnip@turnipspatch.com]

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Added 'port open?' check to the spawner when running in repeat mode so we don't needlessly boot the dispatcher if the port is already in use anyway #4089 [guy.naor@famundo.com]

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Fixed UrlHelper#current_page? to behave even when url-escaped entities are present (closes #3929) [jeremy@planetargon.com]

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Added OpenBase database adapter that builds on top of the http://www.spice-of-life.net/ruby-openbase/ driver. All functionality except LIMIT/OFFSET is supported (closes #3528) [derrickspell@cdmplus.com]

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Add ability for relative_url_root to be specified via an environment variable RAILS_RELATIVE_URL_ROOT. Closes #4243.

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Fixed link_to "somewhere", :post => true to produce valid XHTML by using the parentnode instead of document.body for the instant form (closes #3007) [Bob Silva]

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Added :function option to PrototypeHelper#observe_field/observe_form that allows you to call a function instead of submitting an ajax call as the trigger (closes #4268) [jonathan@daikini.com]

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Add Integration::Session.accept for setting the HTTP Accept header to use (defaults to FF 1.5 value)


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Rework table aliasing to account for truncated table aliases.  Add smarter table aliasing when doing eager loading of STI associations. This allows you to use the association name in the order/where clause. [Jonathan Viney / Rick Olson] closes #4108

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Add AbstractAdapter#table_alias_for to create table aliases according to the rules of the current adapter. [Rick]

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Provide access to the underlying database connection with Adapter#raw_connection, allows the use of db-specific methods such as postgresql's lo_* . Closes #2090


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Remove broken attempts at handling columns with a a default of 'now()' in the postgresql adapter. Closes #2257


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Fixed HashWithIndifferentAccess#delete to work with both symbols and strings (closes #2176) [Caio Chassot]

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Added connection#current_database that'll return of the current database (only works in MySQL, SQL Server, and Oracle so far -- please help implement for the rest of the adapters) (closes #3663) [Tom ward]

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