The u_sendpm check in ucp_pm.php is merely for the purpose of displaying the
error message within the UCP template. Otherwise it could be removed as
compose_pm() will check the appropriate permission pertaining to the attempted
action.
PHPBB3-9153
[ticket/14234] Use replacement variables instead of references in events
* marc1706/ticket/14234:
[ticket/14234] Fix event doc blocks
[ticket/14234] Get rid of undefined variables
[ticket/14234] Fix change version and remove more references
[ticket/14234] Replace more references with variables
[ticket/14234] Use replacement variables instead of references in events
[ticket/14168] Refactor attachment management functions into classes
* marc1706/ticket/14168: (36 commits)
[ticket/14168] Correctly state return type of upload and upload_attachment
[ticket/14168] Use attachment manager instead of separate classes
[ticket/14168] Fix docblock in manager
[ticket/14168] Add more test cases for attachment manager
[ticket/14168] Add new test method and more tests
[ticket/14168] Fix tabs in manager and add test file
[ticket/14168] Fix tests after rebase
[ticket/14168] Add attachment manager service
[ticket/14168] Use correct docblock
[ticket/14168] Add services_attachment.yml to services.yml
[ticket/14168] Minor coding style fixes
[ticket/14168] Move attachment service definitions to services_attachment
[ticket/14168] Improve code coverage in upload class
[ticket/14168] Move image check and don't use trigger_error()
[ticket/14168] Add tests for init_error() during upload
[ticket/14168] Add basic test file for attachments upload
[ticket/14168] Fix CS issue
[ticket/14168] No longer use deprecated functions in core files
[ticket/14168] Move phpbb_unlink() into attachment delete class
[ticket/14168] Reset sequence before tests in delete tests
...
[ticket/13835] Normalize filename for attachments uploaded in chunks.
* prototech/ticket/13835:
[ticket/13835] Normalize filename for attachments uploaded in chunks.
[ticket/14114] Update 3.0.x version references in INSTALL.html.
* prototech/ticket/14114:
[ticket/14114] Update 3.0.x version references in INSTALL.html.
[ticket/14164] Add instructions to use the CLI for database updates
* Zoddo/ticket/14164:
[ticket/14164] Add instructions to use the CLI for database updates
[ticket/14212] Adding event after users have been removed to a group
* Wardormeur/ticket/14212:
[ticket/14212] Fix version number
[ticket/14212] Adding event after users have been removed to a group