test makefile overhaul

This introduces new test reporting infrastructure based on
gtester and gtester-report.

Also, all existing tests are moved to tests/, and tests/Makefile
is reorganized to factor out the commonalities in the rules.

Signed-off-by: Anthony Liguori <aliguori@linux.vnet.ibm.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>

scripts/gtester-cat

@@ -0,0 +1,26 @@
+#!/bin/sh
+#
+# Copyright IBM, Corp. 2012
+#
+# Authors:
+#  Anthony Liguori <aliguori@us.ibm.com>
+#
+# This work is licensed under the terms of the GNU GPLv2 or later.
+# See the COPYING file in the top-level directory.
+
+cat <<EOF
+<?xml version="1.0"?>
+<gtester>
+ <info>
+  <package>qemu</package>
+  <version>0.0</version>
+  <revision>rev</revision>
+ </info>
+EOF
+
+sed \
+  -e '/<?xml/d' \
+  -e '/^<gtester>$/d' \
+  -e '/<info>/,/<\/info>/d' \
+  -e '$b' \
+  -e '/^<\/gtester>$/d' "$@"