Enable werror for javadoc and fix javadoc issues

smack-core/src/integration-test/java/org/jivesoftware/smack/PacketReaderTest.java

@@ -36,7 +36,7 @@ public class PacketReaderTest extends SmackTestCase {
     /**
      * Constructor for PacketReaderTest.
      *
-     * @param arg0
+     * @param arg0 TODO javadoc me please
      */
     public PacketReaderTest(String arg0) {
         super(arg0);

smack-core/src/integration-test/java/org/jivesoftware/smack/RosterSmackTest.java

@@ -38,7 +38,7 @@ public class RosterSmackTest extends SmackTestCase {
 
     /**
      * Constructor for RosterSmackTest.
-     * @param name
+     * @param name TODO javadoc me please
      */
     public RosterSmackTest(String name) {
         super(name);

smack-core/src/integration-test/java/org/jivesoftware/smack/packet/MockPacket.java

@@ -24,7 +24,7 @@ public class MockPacket extends Packet {
 
     /**
      * Returns null always.
-     * @return null
+     * @return null TODO javadoc me please
      */
     public String toXML() {
         return null;

smack-core/src/integration-test/java/org/jivesoftware/smack/packet/PrivacyProviderTest.java

@@ -31,7 +31,7 @@ public class PrivacyProviderTest extends SmackTestCase {
 
     /**
      * Constructor for PrivacyTest.
-     * @param arg0
+     * @param arg0 TODO javadoc me please
      */
     public PrivacyProviderTest(String arg0) {
         super(arg0);

smack-core/src/integration-test/java/org/jivesoftware/smack/test/SmackTestCase.java

@@ -503,7 +503,7 @@ public abstract class SmackTestCase extends TestCase {
     /**
      * Subscribes all connections with each other: They all become friends
      *
-     * @throws XMPPException
+     * @throws XMPPException if an XMPP protocol error was received.
      */
     protected void letsAllBeFriends() throws XMPPException {
         ConnectionUtils.letsAllBeFriends(connections);