Update the minimum version in various documents. Remove some
no-longer-needed code from scripts that call windeployqt.
Change-Id: I16da4bced9780c9f1b1969aae7c52e2fce1968aa
Reviewed-on: https://code.wireshark.org/review/35391
Reviewed-by: Gerald Combs <gerald@wireshark.org>
Petri-Dish: Gerald Combs <gerald@wireshark.org>
Tested-by: Petri Dish Buildbot
Reviewed-by: Alexis La Goutte <alexis.lagoutte@gmail.com>