Fix client_version for python 2.6
Fix client_version for python 2.6

mwilliams3/disco,oldmantaiter/disco,ktkt2009/disco,beni55/disco,simudream/disco,ktkt2009/disco,pooya/disco,mwilliams3/disco,discoproject/disco,discoproject/disco,pombredanne/disco,mwilliams3/disco,oldmantaiter/disco,ErikDubbelboer/disco,seabirdzh/disco,pombredanne/disco,pombredanne/disco,mozilla/disco,simudream/disco,beni55/disco,mwilliams3/disco,beni55/disco,pombredanne/disco,seabirdzh/disco,discoproject/disco,seabirdzh/disco,mozilla/disco,mozilla/disco,pooya/disco,mwilliams3/disco,simudream/disco,discoproject/disco,oldmantaiter/disco,ktkt2009/disco,ErikDubbelboer/disco,ErikDubbelboer/disco,seabirdzh/disco,beni55/disco,discoproject/disco,seabirdzh/disco,simudream/disco,mozilla/disco,beni55/disco,pooya/disco,simudream/disco,pombredanne/disco,ErikDubbelboer/disco,ktkt2009/disco,oldmantaiter/disco,oldmantaiter/disco,pooya/disco,ktkt2009/disco,ErikDubbelboer/disco