Merge pull request #3212 from dokku/josegonzalez-patch-1

Add missing config source

plugins/tar/functions

@@ -1,6 +1,7 @@
 #!/usr/bin/env bash
 set -eo pipefail; [[ $DOKKU_TRACE ]] && set -x
 source "$PLUGIN_CORE_AVAILABLE_PATH/common/functions"
+source "$PLUGIN_AVAILABLE_PATH/config/functions"
 
 tar_build() {
   declare desc="builds apps from tarball via command line"