veyron/tools/gclogs: go 1.3.1 has a bug in the readdir code on macs.
veyron/tools/gclogs: go 1.3.1 has a bug in the readdir code on macs.

Change-Id: I0dc90a4948b52c06ff5ff94bfde77b0a62ccc799

vanadium/go.ref,vanadium/go.ref,vanadium/go.ref,vanadium/go.ref,vanadium/go.ref,vanadium/go.ref