* Disables the group combo box when adding a contact to an existing contact.
  * Commit from translate.jitsi.org by user yana.: 1067 of 1145 messages translated (20 fuzzy).
  * Fixes an issue that prevented Yahoo! Messenger avatars from being displayed by Jitsi
  * Other recent changes in earlier versions:
  * build.3679
  * - Fixes a possible NullPointerException.
  * - Fixes some status error messages.
  * build.3678
  * - Remove option for Windows as CA source on x64 for JRE != 1.7, allow setting of trustStore system properties, fail XMPP connections when our TrustManager cannot be set
  * - Load CredentialsService at an early stage in unit tests, don't create systray without UIService
  * build.3677
  * - Fixes 'encryption' XML extension provider: when receiving XML message, encryption element does not appear (but childrens like zrtp-hash appears) in PCAP traces.
  * build.3676
  * - Updates ice4j.jar which synchronized access to org.ice4j.message.Message's attributes.
  * build.3675
  * - Commit from translate.jitsi.org by user acastroy.: 1139 of 1145 messages translated (0 fuzzy).
  * build.3674
  * - Updates ice4j.jar which avoids sending error message for STUN transactions that have already sent a response.
  * build.3673
  * - Fixes enabling/disabling Address Book (Patch provided by Ingo Bauersachs). Added the possibility to enable/disable without restarting Jitsi.
  * - Fixes a race condition in Jingle with Google P2P transport where we can receive a candidate and our stream is not yet created. Also updates the ALLOW_NON_SECURE resource string.
  * - Updates commit 8913 which should fix issue when enabling video in an XMPP audio call. Set svn:mime-type property as application/octet-stream for ice4.jar file.
  * build.3672
  * - Makes some conference interface fixes and modifications, including a new look for call focus and its members and better visibility of security for conference members.
  * build.3671
  * - Fixes a problem with jabber where sometimes we can get connected two times after resume and have an error dialog.
  * build.3670
  * - Commit from translate.jitsi.org by user ibauersachs.: 1145 of 1145 messages translated (0 fuzzy).
  * build.3669
  * - Fix replacement parameter index of peer cert message. Reported by Daniel Zucchetto on the dev-list.
  * build.3668
  * - Fixes problem where Google Contacts was always enabled if user has Google Contacts support checked or not.
  * - Fixes an issue with listing multiple entries of the application on windows.
  * build.3667
  * - Fixes NullPointerException for previously stored google contacts accounts (reported by Emil Ivov).
  * - Requires TLS for XMPP connection. If server does not support TLS, the GUI will show message telling user to tick a checkbox in the account configuration that will allow non-secure connection to XMPP server (disabled by default).
  * build.3666
  * - Commit from translate.jitsi.org by user ibauersachs.: 1143 of 1143 messages translated (0 fuzzy).
  * build.3665
  * - Fixes initial reconnection issue with ipv4 sip providers having ipv6 dns records.
  * build.3664
  * - Updates ice4j.jar which adds additionnal logs.
  * build.3663
  * - Detects ip changes (not link changes) under macosx. Fixes a problem with reconnecting several tcp/tls sip providers.
  * build.3662
  * - Fixes loading binary on 10.5 macosx.
  * build.3661
  * - Adds a TCP connect timeout when creating ICE connectivity check list.
  * build.3660
  * - Updates ice4j.jar which sends STUN binding indication keep-alives after standard ICE (RFC5245) finished with COMPLETED state.
  * - adds right-click menu button to change nickname for chatrooms.