PDI-11831 - ETL Injection needs mapping on all map points

prevent overriding sort field settings unless they are explicitely injected.
once at least one sort field's attribute is injected - the entire sort field's settings will be overridden.
Merge pull request #581 from pentaho-skarmali/PDI-10744_execute_permission_spoon_kitchen_pan_carte

[PDI-10744] - if any of the open tabs are dirty, then disable connect me...
[BISERVER-11715] Replacing the old google-collections jar with google-guava to remove class conflicts at runtime.
PDI-12382 : Class org.pentaho.di.trans.steps.mapping.MappingTest is
already defined
Merge pull request #582 from mattcasters/PDI-12382

PDI-12382 : Class org.pentaho.di.trans.steps.mapping.MappingTest is
[PDI-12383] - Updated Welcome Screen content
Merge pull request #583 from webdetails/PDI-12383

[PDI-12383] - Updated Welcome Screen content
Merge pull request #576 from mtseu/pdi-11831

PDI-11831 - ETL Injection needs mapping on all map points
[PDI-10744] - Some more updates due to UX changes.  Fixed create permission issue due to incorrect wiring.