fix #396, bump up kafka version to 0.8.2.0
fix #396, bump up kafka version to 0.8.2.0

manuzhang/incubator-gearpump,manuzhang/incubator-gearpump,manuzhang/incubator-gearpump,manuzhang/incubator-gearpump,manuzhang/incubator-gearpump