use the new parent

git-svn-id: https://svn.apache.org/repos/asf/maven/shared/trunk@744326 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/pom.xml b/pom.xml
index efc6678..d0560e6 100644
--- a/pom.xml
+++ b/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <artifactId>maven-shared-components</artifactId>
     <groupId>org.apache.maven.shared</groupId>
-    <version>10</version>
+    <version>11-SNAPSHOT</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
   <artifactId>maven-common-artifact-filters</artifactId>
diff --git a/src/main/java/org/apache/maven/shared/artifact/filter/collection/ArtifactTransitivityFilter.java b/src/main/java/org/apache/maven/shared/artifact/filter/collection/ArtifactTransitivityFilter.java
index a3a1869..e5c56c3 100644
--- a/src/main/java/org/apache/maven/shared/artifact/filter/collection/ArtifactTransitivityFilter.java
+++ b/src/main/java/org/apache/maven/shared/artifact/filter/collection/ArtifactTransitivityFilter.java
@@ -20,7 +20,6 @@
  */
 
 import java.util.Collection;
-import java.util.Collections;
 import java.util.HashSet;
 import java.util.Iterator;
 import java.util.List;