Removed unused imports from bitmessagemain
Removed unused imports from bitmessagemain

Atheros1/PyBitmessage,torifier/PyBitmessage,torifier/PyBitmessage,rzr/PyBitmessage,lightrabbit/PyBitmessage,lightrabbit/PyBitmessage,rzr/PyBitmessage,debguy0x/PyBitmessage,torifier/PyBitmessage,kyucrane/PyBitmessage,lightrabbit/PyBitmessage,metamarcdw/PyBitmessage-I2P,JosephGoulden/PyBitmessageF2F,mailchuck/PyBitmessage,Atheros1/PyBitmessage,hb9kns/PyBitmessage,hb9kns/PyBitmessage,mailchuck/PyBitmessage,hb9kns/PyBitmessage,hb9kns/PyBitmessage,bmng-dev/PyBitmessage,Erkan-Yilmaz/PyBitmessage,krytarowski/PyBitmessage,debguy0x/PyBitmessage,Atheros1/PyBitmessage,xeddmc/PyBitmessage,domob1812/PyBitmessage,kyucrane/PyBitmessage,bmng-dev/PyBitmessage,timothyparez/PyBitmessage,tigerbunny/bitmessage,torifier/PyBitmessage,mailchuck/PyBitmessage,Erkan-Yilmaz/PyBitmessage,mailchuck/PyBitmessage,xeddmc/PyBitmessage,gnu3ra/PyBitmessage,bmng-dev/PyBitmessage,timothyparez/PyBitmessage,tigerbunny/bitmessage,Atheros1/PyBitmessage,debguy0x/PyBitmessage,krytarowski/PyBitmessage,debguy0x/PyBitmessage,tigerbunny/bitmessage,lightrabbit/PyBitmessage,gnu3ra/PyBitmessage,domob1812/PyBitmessage,JosephGoulden/PyBitmessageF2F,timothyparez/PyBitmessage,domob1812/PyBitmessage,metamarcdw/PyBitmessage-I2P,timothyparez/PyBitmessage