fix tests
change tracking for all nodes
MPS-17520 Undoing delete root operation fails with an error in the console
simplify NewModuleUtil
rewrite repository/module notifications
get rid of beforeCommandFinished notification; SRepositoryContentAdapter: better subscription, deliver commandStarted/finished notifications; fix excess unregistered nodes clearing
fix subscription; execute init/dispose of CoreComponents in a write action; fix DirectoryIndexUpdater; SRepositoryContentAdapter: allow subscription during command action
regenerate
fix MPS-17812 Model cannot be removed
fix MPS-17835 illegal read