SECURITY: escape sortKey in pageInfo

DEFAULTSORT isn't escaped before being added to the action=info table.

Bug: 63251
Change-Id: I087bfde8cbc69c3507f68ee3cb6e22aba0ffa7db
Updated release notes and version number of MediaWiki 1.22.6

This is MediaWiki 1.22.6 security release

Change-Id: I1be03b64a52996e7adcf25e9f9354000c24f38f9
Fixed stream wrapper in PhpHttpRequest

Issue introduced when SSL verification was added to PHPHttpRequest.
For HTTP and HTTPS stream, PHP expects "http" as the steam context
name, regardless of SSL.

Change-Id: I12c5d3d9aded6e704ebabe85b86e556fd0e99479
Follows-Up: 1c927b1df2a (Iab2bda1ebc)
Bug: 56047
(cherry picked from commit 499e5fd4877416c65d71118bff5d769b75883cb0)
Add missing uploadstash.us_props for PostgreSQL

This field was introduced in e5d41cca909a8ec1b19c6c080388c885854be3f7
but only for MySQL.

Change-Id: I057b1dd845a5ab7ae05f5597454981a6e2c12698
(cherry picked from commit c7f4586fe1e405e5ad8e4e504b024248a36eef57)
Add space between two feed links

When more than one feed link was given, the links was concat without a
space, which looks odd. Adding now a space, between each link in the
toolbox.

Bug: 36356
Change-Id: Iaf61c88dde0a92c475a60c005e13222eb7618eef
(cherry picked from commit 853877f93af5056dc3162a7fc83957681674ca0c)
Merge remote-tracking branch 'gerrit/REL1_22' into fundraising/REL1_22

Update to 1.22.6

Change-Id: Ia6f55851d4f7229aaf60b7c9cef68fecf9c4986a
Merge "Merge remote-tracking branch 'gerrit/REL1_22' into fundraising/REL1_22" into fundraising/REL1_22