helper scripts and README section for OBSW update

scripts/compress-obsw.sh

@@ -0,0 +1,9 @@
+#!/bin/bash
+
+if [ -d eive-obsw-stripped ]; then
+	echo "No file eive-obsw-stripped found. Please ensure you are in the build folder"
+fi
+
+cmd="tar -cJvf eive-obsw.tar.xz eive-obsw-stripped"
+echo "Running command ${cmd} to generate compressed OBSW"
+eval ${cmd}

scripts/prepare-obsw-update.sh

@@ -0,0 +1,3 @@
+#!/bin/bash
+source create-version-file.sh
+source compress-obsw.sh