PRD-5073 - Changes IntelliJ scope for platform jars to provided, so
that they do not get inherited to sub-modules. Also made the sample-data
init-method more resilent to driver manager interference like the one
done by the pentaho-platform code.
Merge pull request #374 from tmorgner/PRD-5052

PRD-5073 - Changes IntelliJ scope for platform jars to provided, so