Add changelog, refs #221.
Add changelog, refs #221.

jacksontj/kazoo,tempbottle/kazoo,max0d41/kazoo,pombredanne/kazoo,bsanders/kazoo,max0d41/kazoo,tempbottle/kazoo,jacksontj/kazoo,rgs1/kazoo,bsanders/kazoo,AlexanderplUs/kazoo,rgs1/kazoo,AlexanderplUs/kazoo,kormat/kazoo,kormat/kazoo,Asana/kazoo,python-zk/kazoo,harlowja/kazoo,rockerbox/kazoo,harlowja/kazoo,python-zk/kazoo,pombredanne/kazoo,rockerbox/kazoo