Update selection protocol

Change-Id: I75292b08682ebd63dccd7e6ca14a1424cbced630
Fix Web protocols to enable surface selection and data export

Change-Id: I3287af704151040636fcb54c07480748a14607e4
Merge topic 'pvweb-fix-selection' into next

97bb0ef Fix Web protocols to enable surface selection and data export
d873852 Update selection protocol