Converter: add the same package dependency only once

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@39788 4005530d-fff6-0310-9dd1-cebe43e6787f
Converter: omit pascalscript units from project, use the Lazarus package

git-svn-id: http://svn.freepascal.org/svn/lazarus/trunk@39789 4005530d-fff6-0310-9dd1-cebe43e6787f