Common lib: change waiting thread count condition style, by used greater than 0.
Common lib: change waiting thread count condition style, by used greater than 0.

qnu/qfs,chanwit/qfs,quantcast/qfs,chanwit/qfs,qnu/qfs,qnu/qfs,fengshao0907/qfs,thebigbrain/qfs,fengshao0907/qfs,thebigbrain/qfs,fengshao0907/qfs,qnu/qfs,quantcast/qfs,chanwit/qfs,qnu/qfs,fengshao0907/qfs,fengshao0907/qfs,chanwit/qfs,chanwit/qfs,thebigbrain/qfs,thebigbrain/qfs,quantcast/qfs,fengshao0907/qfs,chanwit/qfs,chanwit/qfs,quantcast/qfs,fengshao0907/qfs,thebigbrain/qfs,quantcast/qfs,qnu/qfs,qnu/qfs,chanwit/qfs,fengshao0907/qfs,thebigbrain/qfs,quantcast/qfs,qnu/qfs,quantcast/qfs,thebigbrain/qfs,thebigbrain/qfs,quantcast/qfs