Added some utilities to unit tests.

phpunit.xml

@@ -8,9 +8,10 @@
 		<whitelist>
 			<directory>.</directory>
 			<exclude>
-				<directory>utils</directory>
 				<directory>test</directory>
 				<directory>test-old</directory>
+				<file>utils/jshrink.php</file>
+				<file>utils/minify_html.php</file>
 			</exclude>
 		</whitelist>
 	</filter>

test/phpunit.xml

@@ -9,8 +9,9 @@
 			<directory>..</directory>
 			<exclude>
 				<directory>.</directory>
-				<directory>../utils</directory>
 				<directory>../test-old</directory>
+				<file>../utils/jshrink.php</file>
+				<file>../utils/minify_html.php</file>
 			</exclude>
 		</whitelist>
 	</filter>