tree b24bc92ad6404ac02d5b0670e870f5ef541cf19f
parent 9560b9cb26534f08613992151cc0388ba55ced25
author Suharsh Sivakumar <suharshs@google.com> 1431383635 -0700
committer Suharsh Sivakumar <suharshs@google.com> 1431383635 -0700

ref: Make principal tool print "EXPIRED" in dumpblessings.

Changes:
(1) blessings.Expired() method returns expiry time, similar to discharges.
(2) principal tool uses this to print a message if the blessings are expired.

closes vanadium/issues#201

Change-Id: I57280bdbf896dc345dceccf327b5040000224045
MultiPart: 2/2