complete redesign: use nodejs on server instead of php - documentation to be updated

build-in-docker.sh

@@ -113,7 +113,6 @@ function traperror() {
                 fi
                 echo
             fi
-            echo "**** Entering docker container ${DOCKER_ID}, exit with Ctrl-D"
             echo -n "   ... cleanup docker: "
             docker rm -f "${DOCKER_ID}"
             echo "returning status: $e"
@@ -163,7 +162,7 @@ for repo in "${repos[@]}"; do
     ifthenelse "${repo}" "apt-add-repository ARG"
 done
 for key in "${keys[@]}"; do
-    wget -O-  \
+    wget -O- "$key" \
         | docker exec -i ${DOCKER_ID} apt-key add -
 done
 docker exec ${DOCKER_ID} apt-get update