Added an expected duration to the pre-update message.
Added an expected duration to the pre-update message.

spark/particle-cli,kennethlimcp/particle-cli,spark/particle-cli,kennethlimcp/particle-cli,kennethlimcp/particle-cli,spark/particle-cli,spark/particle-cli,spark/particle-cli,kennethlimcp/particle-cli,kennethlimcp/particle-cli,kennethlimcp/particle-cli,spark/particle-cli