Ignore patch files in gitignore

Signed-off-by: Corey Bryant <coreyb@linux.vnet.ibm.com>
Acked-by: Stefan Berger <stefanb@linux.vnet.ibm.com>
Change permissions of bootstrap.sh to 755

Signed-off-by: Corey Bryant <coreyb@linux.vnet.ibm.com>
Acked-by: Stefan Berger <stefanb@linux.vnet.ibm.com>