Add argument to print init body

bin/ffmanage.in

@@ -24,6 +24,10 @@ while true; do case $1 in
             FFOO_DEBUG=true;
             shift;
             ;;
+        --init-body)
+            cat "__FFOO_DIR__/ffoo.sh"
+            exit $?
+            ;;
         --init-path)
             echo "__FFOO_DIR__/ffoo.sh"
             exit 0