Merge remote-tracking branch 'origin/reduce-trace-output' into 1123_mh-nginx-novhost

plugins/config/commands

@@ -1,4 +1,5 @@
 #!/usr/bin/env bash
+[[ " config config:get config:set config:unset help config:help " == *" $1 "* ]] || exit $DOKKU_NOT_IMPLEMENTED_EXIT
 set -eo pipefail; [[ $DOKKU_TRACE ]] && set -x
 source "$PLUGIN_CORE_AVAILABLE_PATH/common/functions"
 source "$PLUGIN_AVAILABLE_PATH/config/functions"

plugins/config/functions

@@ -211,7 +211,7 @@ config_unset() {
 
   for var in $VARS; do
     dokku_log_info1 "Unsetting $var"
-    ENV_TEMP=$(echo -e "${ENV_TEMP}" | sed "/^export $var=/ d")
+    ENV_TEMP=$(echo "${ENV_TEMP}" | sed "/^export $var=/ d")
 
     config_write "$ENV_TEMP"
     [[ "$var" == "NO_VHOST" ]] && config_set --no-restart $APP NO_VHOST=0 && DOKKU_CONFIG_RESTART=true