Merge pull request #11164 from BrentBaccala/preserve-bbb-web-settings

preserve bbbWebAPI and sharedSecret over upgrades

akka-bbb-apps/src/debian/DEBIAN/postinst

+if [ -f /tmp/application.conf ]; then
+  for KEY in bbbWebAPI sharedSecret; do
+    VALUE=$(grep $KEY /tmp/application.conf | sed 's/[^=]*=//')
+    if [ ! -z "$VALUE" ]; then
+      sed -i "/$KEY/s|=.*|=$VALUE|" /usr/share/bbb-apps-akka/conf/application.conf
+    fi
+  done
+fi

akka-bbb-apps/src/debian/DEBIAN/preinst

+case "$1" in
+  install|upgrade|1|2)
+
+    rm -f /tmp/application.conf
+    if [ -f /usr/share/bbb-apps-akka/conf/application.conf ]; then
+      cp /usr/share/bbb-apps-akka/conf/application.conf /tmp/application.conf
+    fi
+
+  ;;
+esac