sh -> bash

* cleanit is a helper script to reduce cruft. This should probably
  be moved to a makefile at some point

busunit/scripts/fix_pkg_perm.sh

@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 #
 # Copyright (c) 2019 Clementine Computing LLC.
 #

experiment/production/housing/v2/export/cleanit

@@ -0,0 +1,3 @@
+#!/bin/bash
+
+rm -f *.gp *.ngc *.svg *.ps *.eps