Fix about dialog
Fix about dialog

- Last commit broke the about dialog, this fixes it again.

hb9kns/PyBitmessage,debguy0x/PyBitmessage,timothyparez/PyBitmessage,hb9kns/PyBitmessage,bmng-dev/PyBitmessage,debguy0x/PyBitmessage,debguy0x/PyBitmessage,hb9kns/PyBitmessage,bmng-dev/PyBitmessage,debguy0x/PyBitmessage,timothyparez/PyBitmessage,timothyparez/PyBitmessage,timothyparez/PyBitmessage,hb9kns/PyBitmessage,bmng-dev/PyBitmessage