diff --git a/examples/webapps/hello-world-webapp/src/main/webapp/styles/main.css b/examples/webapps/hello-world-webapp/src/main/webapp/styles/main.css
index 27606d3..b47cd5b 100644
--- a/examples/webapps/hello-world-webapp/src/main/webapp/styles/main.css
+++ b/examples/webapps/hello-world-webapp/src/main/webapp/styles/main.css
@@ -24,7 +24,7 @@
 	margin: 0;
 }
 #main{
-	background: url('../images/BrooklynBridge3Large.png')fixed;
+	background: url('../images/BrooklynBridge3Large.png');
 	-webkit-background-size: cover;
 	-moz-background-size: cover;
 	-o-background-size: cover;
diff --git a/software/cm/ansible/src/main/java/org/apache/brooklyn/entity/cm/ansible/AnsibleLifecycleEffectorTasks.java b/software/cm/ansible/src/main/java/org/apache/brooklyn/entity/cm/ansible/AnsibleLifecycleEffectorTasks.java
index fd73c61..b2a104a 100644
--- a/software/cm/ansible/src/main/java/org/apache/brooklyn/entity/cm/ansible/AnsibleLifecycleEffectorTasks.java
+++ b/software/cm/ansible/src/main/java/org/apache/brooklyn/entity/cm/ansible/AnsibleLifecycleEffectorTasks.java
@@ -18,7 +18,8 @@
  */
 package org.apache.brooklyn.entity.cm.ansible;
 
-import com.google.common.base.Supplier;
+import static org.apache.brooklyn.util.ssh.BashCommands.sudo;
+
 import org.apache.brooklyn.api.entity.Entity;
 import org.apache.brooklyn.api.location.MachineLocation;
 import org.apache.brooklyn.core.effector.ssh.SshEffectorTasks;
@@ -35,14 +36,14 @@
 import org.apache.brooklyn.util.core.task.DynamicTasks;
 import org.apache.brooklyn.util.guava.Maybe;
 import org.apache.brooklyn.util.net.Urls;
-
-import static org.apache.brooklyn.util.ssh.BashCommands.sudo;
 import org.apache.brooklyn.util.text.Strings;
 import org.apache.brooklyn.util.time.Duration;
 import org.apache.brooklyn.util.time.Time;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+import com.google.common.base.Supplier;
+
 public class AnsibleLifecycleEffectorTasks extends MachineLifecycleEffectorTasks implements AnsibleConfig {
 
     private static final Logger LOG = LoggerFactory.getLogger(AnsibleLifecycleEffectorTasks.class);
@@ -135,6 +136,7 @@
     }
 
 
+    @Override
     protected void postStartCustom() {
         boolean result = false;
         result |= tryCheckStartService();
@@ -173,11 +175,12 @@
                             .setOnFailureOrException(false))
                     .build();
                     
-             entity().feeds().addFeed(serviceSshFeed);
+             entity().feeds().add(serviceSshFeed);
         } else {
             LOG.warn("Location(s) {} not an ssh-machine location, so not polling for status; "
                     + "setting serviceUp immediately", entity().getLocations());
         }
+        super.postStartCustom();
     }
 
     protected boolean tryCheckStartService() {
diff --git a/software/cm/salt/src/main/java/org/apache/brooklyn/entity/cm/salt/impl/SaltLifecycleEffectorTasks.java b/software/cm/salt/src/main/java/org/apache/brooklyn/entity/cm/salt/impl/SaltLifecycleEffectorTasks.java
index 871caea..49fd336 100644
--- a/software/cm/salt/src/main/java/org/apache/brooklyn/entity/cm/salt/impl/SaltLifecycleEffectorTasks.java
+++ b/software/cm/salt/src/main/java/org/apache/brooklyn/entity/cm/salt/impl/SaltLifecycleEffectorTasks.java
@@ -18,21 +18,26 @@
  */
 package org.apache.brooklyn.entity.cm.salt.impl;
 
-import com.google.common.annotations.Beta;
-import com.google.common.base.Preconditions;
-import com.google.common.base.Supplier;
-import com.google.common.collect.ImmutableMap;
+import static java.util.regex.Pattern.DOTALL;
+import static java.util.regex.Pattern.MULTILINE;
+import static org.apache.brooklyn.entity.software.base.SoftwareProcess.StopSoftwareParameters.StopMode.ALWAYS;
+import static org.apache.brooklyn.entity.software.base.SoftwareProcess.StopSoftwareParameters.StopMode.NEVER;
+
+import java.util.Set;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
 import org.apache.brooklyn.api.effector.Effector;
 import org.apache.brooklyn.api.entity.Entity;
 import org.apache.brooklyn.api.location.MachineLocation;
 import org.apache.brooklyn.api.mgmt.TaskAdaptable;
 import org.apache.brooklyn.camp.brooklyn.BrooklynCampConstants;
-import org.apache.brooklyn.entity.cm.salt.SaltConfig;
 import org.apache.brooklyn.core.effector.Effectors;
 import org.apache.brooklyn.core.entity.Entities;
 import org.apache.brooklyn.core.entity.lifecycle.Lifecycle;
 import org.apache.brooklyn.core.entity.lifecycle.ServiceStateLogic;
 import org.apache.brooklyn.core.entity.trait.Startable;
+import org.apache.brooklyn.entity.cm.salt.SaltConfig;
 import org.apache.brooklyn.entity.software.base.SoftwareProcess;
 import org.apache.brooklyn.entity.software.base.SoftwareProcess.StopSoftwareParameters;
 import org.apache.brooklyn.entity.software.base.lifecycle.MachineLifecycleEffectorTasks;
@@ -46,14 +51,10 @@
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import java.util.Set;
-import java.util.regex.Matcher;
-import java.util.regex.Pattern;
-
-import static java.util.regex.Pattern.DOTALL;
-import static java.util.regex.Pattern.MULTILINE;
-import static org.apache.brooklyn.entity.software.base.SoftwareProcess.StopSoftwareParameters.StopMode.ALWAYS;
-import static org.apache.brooklyn.entity.software.base.SoftwareProcess.StopSoftwareParameters.StopMode.NEVER;
+import com.google.common.annotations.Beta;
+import com.google.common.base.Preconditions;
+import com.google.common.base.Supplier;
+import com.google.common.collect.ImmutableMap;
 
 @Beta
 public class SaltLifecycleEffectorTasks extends MachineLifecycleEffectorTasks implements SaltConfig {
@@ -165,10 +166,11 @@
         SaltHighstate.applyHighstate(stateDescription, entity());
     }
 
-
+    @Override
     protected void postStartCustom() {
         // TODO: check for package installed?
         entity().sensors().set(SoftwareProcess.SERVICE_UP, true);
+        super.postStartCustom();
     }
 
 
diff --git a/software/database/src/main/java/org/apache/brooklyn/entity/database/postgresql/PostgreSqlNodeChefImplFromScratch.java b/software/database/src/main/java/org/apache/brooklyn/entity/database/postgresql/PostgreSqlNodeChefImplFromScratch.java
index 96e65a5..0c52f20 100644
--- a/software/database/src/main/java/org/apache/brooklyn/entity/database/postgresql/PostgreSqlNodeChefImplFromScratch.java
+++ b/software/database/src/main/java/org/apache/brooklyn/entity/database/postgresql/PostgreSqlNodeChefImplFromScratch.java
@@ -32,8 +32,6 @@
 import org.apache.brooklyn.entity.stock.EffectorStartableImpl;
 import org.apache.brooklyn.feed.ssh.SshFeed;
 import org.apache.brooklyn.feed.ssh.SshPollConfig;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
 import org.apache.brooklyn.location.ssh.SshMachineLocation;
 import org.apache.brooklyn.util.collections.Jsonya;
 import org.apache.brooklyn.util.core.ResourceUtils;
@@ -41,6 +39,8 @@
 import org.apache.brooklyn.util.core.task.DynamicTasks;
 import org.apache.brooklyn.util.guava.Maybe;
 import org.apache.brooklyn.util.ssh.BashCommands;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 public class PostgreSqlNodeChefImplFromScratch extends EffectorStartableImpl implements PostgreSqlNode {
 
@@ -77,6 +77,7 @@
             usePidFile("/var/run/postgresql/*.pid");
             useService("postgresql");
         }
+        @Override
         protected void startWithKnifeAsync() {
             Entities.warnOnIgnoringConfig(entity(), ChefConfig.CHEF_LAUNCH_RUN_LIST);
             Entities.warnOnIgnoringConfig(entity(), ChefConfig.CHEF_LAUNCH_ATTRIBUTES);
@@ -95,9 +96,8 @@
                         // no other arguments currenty supported; chef will pick a password for us
                 );
         }
+        @Override
         protected void postStartCustom() {
-            super.postStartCustom();
-
             // now run the creation script
             String creationScript;
             String creationScriptUrl = entity().getConfig(PostgreSqlNode.CREATION_SCRIPT_URL);
@@ -110,11 +110,14 @@
 
             // and finally connect sensors
             entity().connectSensors();
+            super.postStartCustom();
         }
+        @Override
         protected void preStopCustom() {
             entity().disconnectSensors();
             super.preStopCustom();
         }
+        @Override
         protected PostgreSqlNodeChefImplFromScratch entity() {
             return (PostgreSqlNodeChefImplFromScratch) super.entity();
         }
diff --git a/software/messaging/src/main/java/org/apache/brooklyn/entity/zookeeper/ZooKeeperNode.java b/software/messaging/src/main/java/org/apache/brooklyn/entity/zookeeper/ZooKeeperNode.java
index 7f2aafa..54ed432 100644
--- a/software/messaging/src/main/java/org/apache/brooklyn/entity/zookeeper/ZooKeeperNode.java
+++ b/software/messaging/src/main/java/org/apache/brooklyn/entity/zookeeper/ZooKeeperNode.java
@@ -46,7 +46,7 @@
 
     @SetFromFlag("downloadUrl")
     AttributeSensorAndConfigKey<String, String> DOWNLOAD_URL = ConfigKeys.newSensorAndConfigKeyWithDefault(SoftwareProcess.DOWNLOAD_URL,
-            "http://apache.fastbull.org/zookeeper/zookeeper-${version}/zookeeper-${version}.tar.gz");
+            "http://apache.org/dyn/closer.cgi?action=download&filename=zookeeper/zookeeper-${version}/zookeeper-${version}.tar.gz");
 
     @SetFromFlag("zookeeperPort")
     PortAttributeSensorAndConfigKey ZOOKEEPER_PORT = ConfigKeys.newPortSensorAndConfigKey("zookeeper.port", "Zookeeper port", "2181+");