Add documentation link and fix Verify CL to be consistent with new method of re-trying a change.
Add documentation link and fix Verify CL to be consistent with new method of re-trying a change.

BUG=chromium-os:20649
TEST=Ran patch_unittest which shows the messages which will be sent.

Change-Id: I1a7867b87d86ad13278d03c17c8f7bda3a1286af
Reviewed-on: http://gerrit.chromium.org/gerrit/8390
Commit-Ready: Chris Sosa <959d3d631fb6f17f1b07f751372041a1edb210d1@chromium.org>
Tested-by: Chris Sosa <959d3d631fb6f17f1b07f751372041a1edb210d1@chromium.org>
Reviewed-by: David James <f231dc574bbeb62604660cbc162d1b8642a0a3af@chromium.org>

chadversary/chromiumos.chromite,zhang0137/chromite,coreos/chromite,coreos/chromite,chadversary/chromiumos.chromite,zhang0137/chromite,bpsinc-native/src_third_party_chromite,coreos/chromite,zhang0137/chromite,bpsinc-native/src_third_party_chromite,bpsinc-native/src_third_party_chromite