reconfigure travis to only run 2.x and run 2.2.2 instead of 2.0.0
reconfigure travis to only run 2.x and run 2.2.2 instead of 2.0.0

huerlisi/bookyt,xuewenfei/bookyt,hauledev/bookyt,huerlisi/bookyt,wtag/bookyt,hauledev/bookyt,wtag/bookyt,wtag/bookyt,huerlisi/bookyt,hauledev/bookyt,xuewenfei/bookyt,hauledev/bookyt,xuewenfei/bookyt