/bin/wifi:  Make 'wifi show' work for Frenzy.

This doesn't distinguish between AP and client mode; any available
information is shown as both.  This will be resolved when we have
separate AP and client Frenzy interfaces; it's not worth solving it
separately in the meantime.

Change-Id: I12f6ca248e70bf2ebe1ade7f78c7896feec86a67
3 files changed