Fixes #13
Fixes the Ui_NewsDialog not defined error when QtWebKit is not
installed. http://forum.gns3.net/topic8946.html
Update tooltips info for IOS and IOU devices.
Fixes green light issue with cloud.
http://forum.gns3.net/topic9196.html
Fixes issue to reconnect to a server.
Enable pretty logging if Tornado is installed.
Change the working directory before moving/copying file to avoid file
locks on Windows.
Handle invalid directory in PATH enviroment variable when looking for
the server.
Removes placeholder property usage in QLineEdit because it requires Qt
>= 4.7. Qt libs version requirement is >= 4.6.
http://forum.gns3.net/post28360.html#p28360
Tooltips for all devices.
Restore DLCI data for Frame Relay switches when loading a topology.
Fixes ATM switch loading.