PDI-11082 - Transformation Executor doesnt seem to work
Merge pull request #220 from askdzmitry/PDI-11082

PDI-11082 - Transformation Executor doesnt seem to work
PDI-11072 - Only using DelegatingDriver for plugin jdbc drivers, preventing it from being registered more than once per jdbc driver

Conflicts:
	core/src/org/pentaho/di/core/database/Database.java
PDI-11087 - Opening job entries within jobs causes false changes to be detected

There are some unit tests to cover fix PDI-11087.
PDI-11087 - Opening job entries within jobs causes false changes to be detected

There is a fix.