I18N for call history group name

resources/languages/resources.properties

@@ -85,6 +85,7 @@ service.gui.CALL=Call
 service.gui.CALL_CONTACT=Call contact
 service.gui.CALL_FAILED=Call failed
 service.gui.CALL_HISTORY_TOOL_TIP=Click here to show call history
+service.gui.CALL_HISTORY_GROUP_NAME=Call history
 service.gui.CALL_VIA=Call via:
 service.gui.CALL_NAME_OR_NUMBER=Call name or number
 service.gui.CALL_NOT_SUPPORTING_PARTICIPANT=This call only supports participants from the {0} network and your {1} account. {2} does not contain any address for this network or account.

src/net/java/sip/communicator/impl/callhistory/CallHistoryContactSource.java

@@ -21,18 +21,14 @@
 public class CallHistoryContactSource
     implements ContactSourceService
 {
-    /**
-     * The display name of this contact source.
-     */
-    private static final String CALL_HISTORY_NAME = "Call history";
-
     /**
      * Returns the display name of this contact source.
      * @return the display name of this contact source
      */
     public String getDisplayName()
     {
-        return CALL_HISTORY_NAME;
+        return CallHistoryActivator.getResources().getI18NString(
+            "service.gui.CALL_HISTORY_GROUP_NAME");
     }
 
     /**