tree cf6017b982bd943a53f4e6a0ec9fbbbe37320148
parent 31f34e187373ca014caa654e6204d32f68274f5d
author Than McIntosh <thanm@google.com> 1450113980 -0500
committer Than McIntosh <thanm@google.com> 1450117420 -0500

Add --dryrun command line option.

New --dryrun command line option: echo commands but
do not execute them.

Change-Id: I774fbe8cc0b050e20ee7e69b5b711f18a6168d39