do not add debug module by default

diff --git a/modules.d/95debug/check b/modules.d/95debug/check
new file mode 100755 (executable)
index 0000000..da9bfd7
--- /dev/null
+++ b/modules.d/95debug/check
@@ -0,0 +1,4 @@
+#!/bin/sh
+
+# do not add this module by default
+exit 1