Merge pull request #277 from bmarwell/invalidimports

(no-issue) remove invalid and unused imports leading to a compile error.
diff --git a/support/spring/src/test/groovy/org/apache/shiro/spring/web/config/ShiroWebConfigurationWithCacheTest.groovy b/support/spring/src/test/groovy/org/apache/shiro/spring/web/config/ShiroWebConfigurationWithCacheTest.groovy
index 9cb77e7..4630057 100644
--- a/support/spring/src/test/groovy/org/apache/shiro/spring/web/config/ShiroWebConfigurationWithCacheTest.groovy
+++ b/support/spring/src/test/groovy/org/apache/shiro/spring/web/config/ShiroWebConfigurationWithCacheTest.groovy
@@ -20,20 +20,14 @@
 
 import org.apache.shiro.mgt.SecurityManager
 import org.apache.shiro.realm.text.TextConfigurationRealm
-import org.apache.shiro.spring.config.EventBusTestConfiguration
-import org.apache.shiro.spring.config.RealmTestConfiguration
-import org.apache.shiro.spring.config.ShiroAnnotationProcessorConfiguration
-import org.apache.shiro.spring.security.interceptor.AuthorizationAttributeSourceAdvisor
 import org.apache.shiro.spring.testconfig.EventBusTestConfiguration
 import org.apache.shiro.spring.testconfig.RealmTestConfiguration
 import org.apache.shiro.spring.web.testconfig.CacheManagerConfiguration
-
 import org.junit.Assert
 import org.junit.Test
 import org.junit.runner.RunWith
 import org.springframework.beans.factory.annotation.Autowired
 import org.springframework.test.context.ContextConfiguration
-import org.springframework.test.context.junit4.AbstractJUnit4SpringContextTests
 import org.springframework.test.context.junit4.SpringJUnit4ClassRunner
 
 import static org.hamcrest.MatcherAssert.assertThat