Remove old routes
FIX postgres can filter on non text fields

Filtering non text fields in postgres would cause the SQL to fail. This
casts the field to text before the LIKE filter.
Fix Versioned::augmentSQL() when the data query was null.
Fixed RSS example
Merge pull request #2654 from icecaster/patch-3

Fixed RSS example
Updating @package and @subpackage doc tags
Don't set all injector instances to the global instance.
FIX: Only unregister the relevant class when adding an extension.

This fixes an issue where the Config instance could not be injected, as
it would be immediately cleared.
FIX Dont pop up basic auth dialog when trying to flush and isDev=1, just redirect to Security/login like normal
Merge pull request #2745 from guttmann/patch-1

Fix error in code block for ModelAdmin documentation
formHtmlContent() uses missing FormEncType() call

it needs to call $this->getEncType() instead..
FIX: Documentation for Silverstripe Test

Change the access level of the `static $fixture_file` property in the example code.
Merge pull request #2752 from nedmas/patch-1

FIX: Documentation for Silverstripe Test
FIX UploadField validation error and styles

UploadField now return the validator's error message instead of 403. Plus nicer layout for error messages.
Allow GridFields without titles to be found.
Update theHtmlFieldShouldContain step to include negation.

This allows steps to be declared as either “should contain” or “should not
contain”.
FIX: ConfirmedPasswordField setName failed to set names of child fields.
FIX: ConfirmedPasswordField relied on POST variables. These should instead come from setValue().
Added all important tests for validating the field: valid if passwords match, invalid if passwords differ.
MINOR fix typo in link
Merge pull request #2758 from edlinklater/patch-1

MINOR fix typo in link
BUGFIX: Fix SecurityAdmin checkboxes not being properly unchecked