this attribute not supported ant 1.7

git-svn-id: http://dev.piwik.org/svn/trunk@2486 59fd770c-687e-43c8-a1e3-f5a4ff64c105

tests/webtest/testcases/level0/unit-tests.xml

@@ -30,7 +30,7 @@
 				</sql>	            
 
         <antWrapper>
-          <replace file="${basedir}/../../build/config/config.ini.php" token="[database]" value="[database_tests]" failOnNoReplacements="true"/>
+          <replace file="${basedir}/../../build/config/config.ini.php" token="[database]" value="[database_tests]"/>
         </antWrapper>
 
 				<invoke description="get account index" url="/tests/all_tests.php" />