KouChat v1.3.0

• Updated headers to include copyright for 2016.
• Reorganized JMX support to make it easier to import updated code into Android.
• Settings is no longer a singleton, to make it easier to mock and test KouChat.
• Added new notification (beforeNetworkCameUp) in the connection worker to allow Android
  to do extra network preparations before the connection is initialized.
• Updated contact information.
• Fixed rare bug where quitting would not log off the network right away.
• Changed rename format when receiving files with name crash in the console ui
  from "file.ext.1" to "file_1.ext".
• Lots of cleanup to improve testability.
• Added support for the startup argument --minimized to start the Swing gui minimized.
• Right click popup with copy/paste options can now be activated using the menu key
  on Windows keyboards.
• Fixed bug where the private chat input would activate when coming back from away
  when the other user is still away.
• Moved the menubar to the top of the screen on Mac OS X.
• Fixed menu not appearing when right clicking users in the user list on Mac OS X.
• Switched to using command key instead of control key for keyboard shortcuts on Mac OS X.
• Added pre-scaled system tray icons for Mac OS X.
• Removed hack for KDE where system tray icon of 22x22 was required instead of 24x24.
• Added setting to enable/disable the system tray icon.
• Replaced old icons and smileys with the newer ones from KouChat for Android.
• Added retina icons for Mac OS X.
• Made links clickable in the About dialog.
• Fixed bug with PulseAudio where the notification sound was cut off early.
• User interface translations (under development).