Bumping up yarn-server-router (new) module pom to beta1 and fixing imports post rebase.

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/ApplicationMasterService.java

@@ -70,6 +70,7 @@ import org.apache.hadoop.yarn.server.resourcemanager.security
     .AMRMTokenSecretManager;
 import org.apache.hadoop.yarn.server.resourcemanager.security.authorize.RMPolicyProvider;
 import org.apache.hadoop.yarn.server.security.MasterKeyData;
+import org.apache.hadoop.yarn.server.utils.AMRMClientUtils;
 import org.apache.hadoop.yarn.server.utils.YarnServerSecurityUtils;
 import org.apache.hadoop.yarn.util.resource.Resources;
 

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/recovery/RMStateStore.java

@@ -48,6 +48,7 @@ import org.apache.hadoop.yarn.api.records.ApplicationSubmissionContext;
 import org.apache.hadoop.yarn.api.records.ReservationId;
 import org.apache.hadoop.yarn.api.records.impl.pb.ApplicationSubmissionContextPBImpl;
 import org.apache.hadoop.yarn.conf.HAUtil;
+import org.apache.hadoop.yarn.conf.YarnConfiguration;
 import org.apache.hadoop.yarn.event.AsyncDispatcher;
 import org.apache.hadoop.yarn.event.Dispatcher;
 import org.apache.hadoop.yarn.event.EventHandler;

hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-router/pom.xml

@@ -24,7 +24,7 @@
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.apache.hadoop</groupId>
   <artifactId>hadoop-yarn-server-router</artifactId>
-  <version>3.0.0-alpha4-SNAPSHOT</version>
+  <version>3.0.0-beta1-SNAPSHOT</version>
   <name>Apache Hadoop YARN Router</name>
 
   <properties>