copy the columns hash to the active record instances, typecast using columns looked up on the instance

Fix force_ssl redirect with params

ActionDispatch::Routing::RouteSet.url_for now handles passing params through to
ActionDispatch::Http::Url.url_for

Conflicts:

	actionpack/test/controller/base_test.rb

`ActionController.force_ssl` redirects http URLs to their https equivalent;
however, when a URL contains a query string, the resulting redirect lacked the
original query string.

Conflicts:

	actionpack/lib/action_controller/metal/force_ssl.rb

The first IP address in the X-Forwarded-For header is the originating IP

Partially reverts 14c89e72.

Hat tip to @tenderlove for paring down the TestTask!

Trusted proxies are configurable

Fixed documenation

Fix MIME::Type.parse handling of single media with a q value

Fix audio_tag and video_tag helpers

Closes #4919

Infinity should be a valid validates_length_of maximum