Fix: Indentation when throwing exception
Fix: Remove extra empty lines
Fix: Add trailing commas in array initializations
Fix: Indentation of array initialization
Fix: Add missing trailing comma
Fix: C/P error when creating ProcessorPluginManager
Fixes #6187
Fix: Exceptions raised in Soap/Server can leave XML entity loader
disabled.

- The original libxml_disable_entity_loader() setting was not restored
when an exception was raised in Server::_setRequest().
- Fixed by moving the libxml_disable_entity_loader(false) call a bit
further up.
- Added unittest for the intended behaviour.
Fix: Exceptions raised in Soap/Server can leave XML entity loader disabled.

- Improved the fix a bit: Instead of forcing entity loading to "false",
  the previous setting is saved and restored.
- Adjusted the unittest accordingly.
Merge branch 'cs/#6177-log-processor-tests-indentation-cs'

Close #6177
Merge branch 'typo/#6178-c-p-mistake-in-processorpluginmanager'

Close #6178
Merge branch 'cs/#6179-logger-indentation-and-trailing-commas'

Close #6179
Merge branch 'feature/#6187-homepage-link-for-component-composer-json'

Close #6187
Close #6192
Merge branch 'hotfix/#6200-restore-libxml-entity-loader-in-soap-server'

Close #6200