Merge pull request #473 from greboid/master

Add ability to hide nick change events in the jpq plugin.

jpq/src/com/dmdirc/addons/jpq/GroupChatHandler.java

 import com.dmdirc.config.ConfigBinder;
 import com.dmdirc.config.ConfigBinding;
 import com.dmdirc.events.ChannelJoinEvent;
+import com.dmdirc.events.ChannelNickChangeEvent;
 import com.dmdirc.events.ChannelPartEvent;
 import com.dmdirc.events.ChannelQuitEvent;
 import com.dmdirc.events.DisplayProperty;
     private final GroupChat groupChat;
     private final ConfigBinder binder;
     private boolean hideEvents;
+    private boolean hideNickChanges;
 
     public GroupChatHandler(final String domain, final GroupChat groupChat) {
         this.groupChat = groupChat;
         hideEvents = value;
     }
 
+    @VisibleForTesting
+    @ConfigBinding(key = "hidenickchanges")
+    void handleSettingChangeNickname(final boolean value) {
+        hideNickChanges = value;
+    }
+
     @SuppressWarnings("TypeMayBeWeakened")
     @VisibleForTesting
     @Handler
         }
     }
 
+    @SuppressWarnings("TypeMayBeWeakened")
+    @VisibleForTesting
+    @Handler
+    void handleNickChange(final ChannelNickChangeEvent event) {
+        if (event.getChannel().equals(groupChat) && hideNickChanges) {
+            event.setDisplayProperty(DisplayProperty.DO_NOT_DISPLAY, true);
+        }
+    }
+
     private void hideEvent(final DisplayableEvent event) {
         if (hideEvents) {
             event.setDisplayProperty(DisplayProperty.DO_NOT_DISPLAY, true);