* CHANGES: draft up the changes for 1.2.1. add the tag rev for 1.2.0
* CHANGES: draft up the changes for 1.2.1. add the tag rev for 1.2.0

KyleSanderson/serf,soufianeEL/serf,SirJson/serf,zhengcq315/serf,zhupan/serf,zhengcq315/serf,google-code-export/serf,lazysoez/serf,pengdu/serf,SirJson/serf,x-clone/serf,stoneCC/serf,stoneCC/serf,zhengcq315/serf,x-clone/serf,pengdu/serf,stoneCC/serf,yesoce/serf,soufianeEL/serf,SirJson/serf,alex1818/serf,KyleSanderson/serf,yesoce/serf,alex1818/serf,lazysoez/serf,lazysoez/serf,alex1818/serf,zhupan/serf,soufianeEL/serf,soufianeEL/serf,pengdu/serf,KyleSanderson/serf,google-code-export/serf,zhupan/serf,zhupan/serf,x-clone/serf,zhengcq315/serf,yesoce/serf,lazysoez/serf,google-code-export/serf,google-code-export/serf,yesoce/serf,SirJson/serf,x-clone/serf,stoneCC/serf,pengdu/serf,KyleSanderson/serf,alex1818/serf