Kill off the old 'tests' stuff. Write a ton of new tests for the

'testsuite' dir.  Fix a bunch of broken tests.  Fix the testsuite
'runtest' script so it actually reports all failures and provides
meaningful feedback.
 -Erik

testsuite/mv/mv-refuses-mv-dir-to-subdir

@@ -0,0 +1,23 @@
+echo file number one > file1
+echo file number two > file2
+ln -s file2 link1
+mkdir dir1
+touch --date='Sat Jan 29 21:24:08 PST 2000' dir1/file3
+mkdir there
+busybox mv file1 file2 link1 dir1 there
+test -f there/file1
+test -f there/file2
+test -f there/dir1/file3
+test -L there/link1
+test xfile2 = x`readlink there/link1`
+test ! -e file1
+test ! -e file2
+test ! -e link1
+test ! -e dir1/file3
+set +e
+busybox mv there there/dir1
+if [ $? != 0 ] ; then
+	exit 0;
+fi
+
+exit 1;