fix for http://code.google.com/p/mybatis/issues/detail?id=559 : fixed failing test

Author: emacarron

src/main/java/org/mybatis/spring/mapper/MapperScannerConfigurer.java

@@ -401,11 +401,9 @@ protected Set<BeanDefinitionHolder> doScan(String... basePackages) {
           boolean explicitFactoryUsed = false;
           if (StringUtils.hasLength(MapperScannerConfigurer.this.sqlSessionFactoryBeanName)) {
             definition.getPropertyValues().add("sqlSessionFactory", new RuntimeBeanReference(MapperScannerConfigurer.this.sqlSessionFactoryBeanName));
-            definition.getPropertyValues().add("sqlSessionTemplate", null);
             explicitFactoryUsed = true;
           } else if (MapperScannerConfigurer.this.sqlSessionFactory != null) {
             definition.getPropertyValues().add("sqlSessionFactory", MapperScannerConfigurer.this.sqlSessionFactory);
-            definition.getPropertyValues().add("sqlSessionTemplate", null);
             explicitFactoryUsed = true;
           }