message: Improved variable definition for Qt location and version to use
diff: @@ -25,12 +25,21 @@ BOOST_VERSION=1.69.0
  BOOST_ARCHIVE_HASH=9a2c2819310839ea373f42d69e733c339b4e9a19deab6bfec448281554aa4dbb
  ##### ### # Qt (Android) # ### ##############################################
  +# Path to the folder which contains the Qt installation
  +# aka version folder to use
  +QT_INSTALLATION_PATH=${HOME}/Qt
  +
  +# Qt version to use. In fact the folder right below ${QT_INSTALLATION_PATH}
  #QT_VERSION=5.12.7
  #QT_ARCHIVE_HASH=ce2c5661c028b9de6183245982d7c120
  -QT_VERSION=5.12.8
  -QT_ARCHIVE_HASH=8ec2a0458f3b8e9c995b03df05e006e4
  -#QT_VERSION=5.14.2
  -#QT_ARCHIVE_HASH=b3d2b6d00e6ca8a8ede6d1c9bdc74daf
  +#QT_VERSION=5.12.8
  +#QT_ARCHIVE_HASH=8ec2a0458f3b8e9c995b03df05e006e4
  +QT_VERSION=5.14.2
  +QT_ARCHIVE_HASH=b3d2b6d00e6ca8a8ede6d1c9bdc74daf
  +
  +##### ### # Qt (Mac) # ### ##################################################
  +# Installed Qt version. In fact the folder below /Applications/Qt/
  +QT_VERSION_MAC=5.12.8
  ##### ### # BerkeleyDB # ### ################################################
  BERKELEYDB_BUILD_VERSION=4.8.30
  