Fixed several bugs in OW-LQN.
Fixed several bugs in OW-LQN.

git-svn-id: b5d258ec564778116f91bc06584e5cc53ee62a5d@29 ecf4c44f-38d1-4fa4-9757-a0b4dd0349fc

larsmans/pylbfgs,jey/liblbfgs,zerkh/liblbfgs,xuanhan863/liblbfgs,jey/liblbfgs,chokkan/liblbfgs,dkogan/liblbfgs,Maratyszcza/liblbfgs,datamade/pylbfgs,chbrown/liblbfgs,wolfgang-noichl/pylbfgs,samuelpowell/liblbfgs,jey/liblbfgs,larsmans/pylbfgs,chbrown/liblbfgs,dkogan/liblbfgs,xuanhan863/liblbfgs,xuanhan863/liblbfgs,chokkan/liblbfgs,samuelpowell/liblbfgs,zerkh/liblbfgs,datamade/pylbfgs,zerkh/liblbfgs,samuelpowell/liblbfgs,dkogan/liblbfgs,wolfgang-noichl/pylbfgs,datamade/pylbfgs,chokkan/liblbfgs,Maratyszcza/liblbfgs,chbrown/liblbfgs,Maratyszcza/liblbfgs