[ticket/11174] Delete copy pasting.

PHPBB3-11174
[ticket/11174] Extract phpbb_search_test_case.

PHPBB3-11174
[ticket/11174] Eliminate search wrapper copy pasting.

PHPBB3-11174
[ticket/11174] Empty fixture for when we don't need any data.

PHPBB3-11174
[ticket/11174] These tests do not need posts fixtures.

PHPBB3-11174
[ticket/11174] Drop needless teardown functions.

PHPBB3-11174
[ticket/11174] Delete more copy pasting.

PHPBB3-11174
[ticket/11174] Global $cache is a cache service instance.

PHPBB3-11174
[feature/template-events] Order extensions in mock extension manager.

PHPBB3-9550
[ticket/10601] Requested code changes

- Renamed the comment to PHPBB3-10601
- Removed backslashes
- Traded double quotes into single quotes inside.

PHPBB3-10601
[ticket/10601] Comment to help understanding the code

PHPBB3-10601
[ticket/11095] Use get method in jumpboxes.

PHPBB3-11095
[ticket/11095] Python quoteattr port.

PHPBB3-11095
Merge remote-tracking branch 'p/ticket/11174' into develop

* p/ticket/11174:
  [ticket/11174] Global $cache is a cache service instance.
  [ticket/11174] Delete more copy pasting.
  [ticket/11174] Drop needless teardown functions.
  [ticket/11174] These tests do not need posts fixtures.
  [ticket/11174] Empty fixture for when we don't need any data.
  [ticket/11174] Eliminate search wrapper copy pasting.
  [ticket/11174] Extract phpbb_search_test_case.
  [ticket/11174] Delete copy pasting.
  [ticket/11174] Move assertion definition to base class.
  [ticket/11174] add unit tests for postgres search backend
  [ticket/11174] include utf_tools in postgres search backend
  [ticket/11174] negation queries do not return false
  [ticket/11174] set config values
  [ticket/11174] add test case for native test
  [ticket/11174] rename native wrapper class
  [ticket/11174] add mysql unit tests
  [ticket/11174] removes unnecessary space from word
  [ticket/11174] include utf_tools in mysql backend
[ticket/11095] Forward GET parameters into hidden fields for jumpbox.

PHPBB3-11095
Merge remote-tracking branch 'p/ticket/11202' into develop

* p/ticket/11202:
  [ticket/11202] Fix comment char, use more descriptive comment.
  [ticket/11202] Add response assertions to file upload functional test.
[ticket/11095] Docs and tests for phpbb_build_hidden_fields_for_query_params.

PHPBB3-11095
[ticket/11095] Restore brace on previous line.

PHPBB3-11095
[ticket/11227] @return void -> @return null in develop-olympus.

PHPBB3-11227
Merge remote-tracking branch 'igorw/ticket/10875' into ticket/10875

* igorw/ticket/10875:
  [ticket/10875] Add docblocks for phpbb_cache_driver_interface