Allow default bash profile to be run with unbound variable checking enabled
Allow default bash profile to be run with unbound variable checking enabled

Change-Id: I82e4028f5b3e43eedae072dda1c45156fb3b0cee

kuujo/onos,gkatsikas/onos,gkatsikas/onos,opennetworkinglab/onos,kuujo/onos,gkatsikas/onos,oplinkoms/onos,kuujo/onos,oplinkoms/onos,gkatsikas/onos,kuujo/onos,gkatsikas/onos,opennetworkinglab/onos,oplinkoms/onos,opennetworkinglab/onos,kuujo/onos,gkatsikas/onos,kuujo/onos,kuujo/onos,oplinkoms/onos,opennetworkinglab/onos,opennetworkinglab/onos,opennetworkinglab/onos,oplinkoms/onos,oplinkoms/onos,oplinkoms/onos