Add tests for C++ API Hash table and Stack table
Add tests for C++ API Hash table and Stack table

iovisor/bcc,brendangregg/bcc,iovisor/bcc,brendangregg/bcc,tuxology/bcc,mcaleavya/bcc,iovisor/bcc,brendangregg/bcc,mcaleavya/bcc,tuxology/bcc,iovisor/bcc,mcaleavya/bcc,brendangregg/bcc,tuxology/bcc,brendangregg/bcc,tuxology/bcc,iovisor/bcc,mcaleavya/bcc,mcaleavya/bcc,tuxology/bcc