Stage one clean up of test files. Some unit tests are still creating temporary files in

the project root directory, which is still to be fixed; and *I think* known-failing
tests which I don't intend to fix immediately should be marked in some way.

unit-tests/simple-list.sh

@@ -1,7 +1,7 @@
 #!/bin/bash
 
 expected="(1 2 3)"
-actual=`echo "'(1 2 3)" | target/psse | tail -1`
+actual=`echo "'(1 2 3)" | target/psse 2>&1 | tail -1`
 
 if [ "${expected}" = "${actual}" ]
 then