[PDI-12521] - Google Analytics Data Input Step missing collections library - replace conflicting dependency
[PDI-9514] - Inconsistency in batch scripts
[PDI-12770] - Scripts reference non-existing classes
[PDI-12375] - Could not find "find" command

The .bat file had inconsistent use of %windir%\system32\ for finding the
"find" command. Only one of the checks was using it.
[PDI-6807] - Missing .exe after javaw in spoon.bat

Tested by watching echos in set-pentaho-env.bat - confirmed fix.