Added Apoorv Upreti's GSoC2013 work: visual test suite.

See visualtest/README.txt for details.

visualtest/config.h

@@ -0,0 +1,23 @@
+/* config.h.  Generated from config.h.in by configure.  */
+/* config.h.in.  Generated from configure.in by autoheader.  */
+
+/* Define to the address where bug reports for this package should be sent. */
+#define PACKAGE_BUGREPORT "apoorvupreti@gmail.com"
+
+/* Define to the full name of this package. */
+#define PACKAGE_NAME "sdlvisualtest"
+
+/* Define to the full name and version of this package. */
+#define PACKAGE_STRING "sdlvisualtest 0.01"
+
+/* Define to the one symbol short name of this package. */
+#define PACKAGE_TARNAME "sdlvisualtest"
+
+/* Define to the home page for this package. */
+#define PACKAGE_URL ""
+
+/* Define to the version of this package. */
+#define PACKAGE_VERSION "0.01"
+
+/* Define to empty if `const' does not conform to ANSI C. */
+/* #undef const */