Re-enable the psql tests in travis.yml #401
Re-enable the psql tests in travis.yml #401

AngLi-Leon/peloton,AngLi-Leon/peloton,prashasthip/peloton,malin1993ml/peloton,haojin2/peloton,PauloAmora/peloton,malin1993ml/peloton,PauloAmora/peloton,AllisonWang/peloton,AllisonWang/peloton,PauloAmora/peloton,seojungmin/peloton,apavlo/peloton,AllisonWang/peloton,cmu-db/peloton,AllisonWang/peloton,PauloAmora/peloton,seojungmin/peloton,seojungmin/peloton,yingjunwu/peloton,prashasthip/peloton,apavlo/peloton,AngLi-Leon/peloton,prashasthip/peloton,AngLi-Leon/peloton,seojungmin/peloton,yingjunwu/peloton,haojin2/peloton,vittvolt/peloton,haojin2/peloton,malin1993ml/peloton,vittvolt/peloton,haojin2/peloton,seojungmin/peloton,cmu-db/peloton,haojin2/peloton,yingjunwu/peloton,AngLi-Leon/peloton,cmu-db/peloton,apavlo/peloton,prashasthip/peloton,cmu-db/peloton,malin1993ml/peloton,apavlo/peloton,cmu-db/peloton,vittvolt/peloton,PauloAmora/peloton,haojin2/peloton,malin1993ml/peloton,apavlo/peloton,prashasthip/peloton,seojungmin/peloton,cmu-db/peloton,PauloAmora/peloton,vittvolt/peloton,prashasthip/peloton,AllisonWang/peloton,yingjunwu/peloton,apavlo/peloton,AllisonWang/peloton,yingjunwu/peloton,malin1993ml/peloton,yingjunwu/peloton,vittvolt/peloton,vittvolt/peloton,AngLi-Leon/peloton