2018-06-26 vadimsh [cipd] Do not barf on -pkg-var when using -in.
2018-06-26 vadimsh [cipd] Fix and improve output of ensure-file-verify.
2018-06-26 vadimsh [cipd] Fix hanging in 'ensure-file-verify' if the ensure file is broken.

R=iannucci@chromium.org, tandrii@chromium.org
BUG=801423

Change-Id: Ic48753e30f2412f214ebfb73bb7693e5834cdbf7
Reviewed-on: https://chromium-review.googlesource.com/1115464Reviewed-by: Robbie Iannucci <iannucci@chromium.org>
Commit-Queue: Vadim Shtayura <vadimsh@chromium.org>