generalize setup

[rpi_small] / gummikraken

diff --git a/gummikraken b/gummikraken
deleted file mode 160000 (submodule)
index 0bedab2..0000000
--- a/gummikraken
+++ /dev/null
@@ -1 +0,0 @@
-Subproject commit 0bedab200a6c2b0018bae205cf7678060008f111