Summary: Modify WhiteBoxAPI to use interface classes from test/testlibrary instead, add ClassFileInstaller to resolve the boot class path issue
Reviewed-by: ctornqvi, dsamersoff, coleenp, kvn

Summary: add the test
Reviewed-by: coleenp, kamg
Contributed-by: NMark Wielaard <mjw@redhat.com>

Reviewed-by: coleenp, mgronlun, rbackman

Reviewed-by: brutisso, sla, mgerdin