[ticket/11850] Fix $user->page on pages through the controller

PHPBB3-11850
[ticket/11850] page_name contains controller request rather than query string

Fixing tests

PHPBB3-11850
[ticket/11850] Add test for outside of the phpBB directory

PHPBB3-11850
[ticket/11850] Fix extract current page test

PHPBB3-11850
Merge branch 'develop' of github.com:phpbb/phpbb3 into ticket/11850

# By Nils Adermann (68) and others
# Via Andreas Fischer (12) and others
* 'develop' of github.com:phpbb/phpbb3: (102 commits)
  [ticket/11876] Replace MD5 with SHA256.
  [ticket/11876] Move checksum generation from build PHP files to phing build.xml
  [develop-olympus] Build against 3.0.12 instead of 3.0.12-RC3. Tag exists now.
  [prep-release-3.0.12] Update changelog for 3.0.12 release.
  [ticket/11873] Add unit test for large password input.
  [ticket/11873] Do not hash very large passwords in order to safe resources.
  [ticket/11862] Correct var names in user_delete() events due to prune-users
  [develop-olympus] Use 3.0.13-dev as build version. Use latest 3.0.12 RC tag.
  [prep-release-3.0.12] Bumping version number for 3.0.12 final.
  [ticket/11852] Add class file
  [ticket/11852] Move tests to folder with new class name
  [ticket/11852] Split filesystem and path_helper into 2 classes
  [ticket/11868] Add @depends to test
  [ticket/11868] Add functional test for registration
  [ticket/11868] Replace phpbb_request_interface references
  [ticket/11866] Only single backslash in .md files
  [ticket/11866] Remove outdated and broken develop script
  [ticket/11866] More namespaces
  [ticket/11866] Update some occurances of phpbb_db_ to new Namespace
  [ticket/11865] Convert old class name to namespaced version
  ...

Conflicts:
	tests/security/extract_current_page_test.php
	tests/session/testable_facade.php
[ticket/11850] Update for namespaces

PHPBB3-11850
[ticket/11850] Need symfony request and filesystem setup globally for session

PHPBB3-11850
[ticket/11850] Fix tests

PHPBB3-11850
[ticket/11850] More namespaces

PHPBB3-11850
[ticket/11850] More namespaces

PHPBB3-11850
Merge pull request #1726 from EXreaction/ticket/11850

Fix $user->page on pages through the controller