Issue #1250, associated unit test

translation update

translation update

fix(TASK_RECENTCHANGES_TRIM event): Add isMedia flag

rename task event

The matches our scheme of where_data_what better

add missing visibility indicator and docblocks

translation update

refactor: Rename lib/exe/indexer.php to taskrunner.php ��

refactor: Move the remainder of code from lib/exe/indexer.php to TaskRunner::run ��

Fix for Issue#1250 Footnotes break metadata abstract saving

feat: Trigger new event when changelog is trimmed ✨

style(TaskRunner): automatic whitespace fixes ��

refactor: Extract code from lib/exe/indexer into new TaskRunner class ��

corectly disable sniff for one file

translation update

fixed the minimal tests we have

PSR2 adjustments for admin class

first go over the settings classes for PSR-2

introduce getType for Settings

moved language loading to the loader

adjusted basic loading saving in admin

stripped out all the session stuff

added Writer class for saving the config back to file

moved the whole settings class mechanism to it's own class

created a configuration Loader class

This replaces stuff in the Configuration class that hasn't been removed,
yet.

moved php parser to it's own file