Add a .gitignore.
Add a .gitignore.

From James Laska (jlaska@redhat.com)

Signed-off-by: Chris Lalancette <60b62644009db6b194cc0445b64e9b27bb26433a@redhat.com>

NeilBryant/oz,mgagne/oz,nullr0ute/oz,clalancette/oz,NeilBryant/oz,imcleod/oz,moofrank/oz,nullr0ute/oz,cernops/oz,ndonegan/oz,clalancette/oz,mgagne/oz,moofrank/oz,cernops/oz,imcleod/oz,ndonegan/oz