Add usage instructions as README-Zeta.

Change-Id: Iecc5a0bd637b339a28fae1d6f894a58b4f9bbf6d
Signed-off-by: Darcy Watkins <dwatkins@sierrawireless.com>
Set project path for gerrit.

Change-Id: I0805409e754486ecc2bceb8530cc9982c4b2cd5a
Signed-off-by: Darcy Watkins <dwatkins@sierrawireless.com>