* YahooAccount::YahooAccount(): initialize m_session to 0.   Fixes the "start kopete, then disconnect all" crash.
* YahooAccount::YahooAccount(): initialize m_session to 0.
  Fixes the "start kopete, then disconnect all" crash.

svn path=/trunk/kdenetwork/kopete/; revision=328135

josh-wambua/kopete,Jtalk/kopete-fork-xep0136,Jtalk/kopete-fork-xep0136,Jtalk/kopete-fork-xep0136,josh-wambua/kopete,josh-wambua/kopete,Jtalk/kopete-fork-xep0136,Jtalk/kopete-fork-xep0136,Jtalk/kopete-fork-xep0136,josh-wambua/kopete,josh-wambua/kopete,josh-wambua/kopete,josh-wambua/kopete