Updated Travis CI testing script
Updated Travis CI testing script

nju520/howdoi,chrisspen/howdou,gleitz/howdoi,prasadph/howdoi,kv9699/howdoi,Xuefeng-Zhu/howdoi,godfreyy/howdoi,JackNokia/howdoi,zhengzhihust/howdoi,gleitz/howdoi,stallman-cui/howdoi,JackNokia/howdoi,jasonfellows/howdoi,q1ang/howdoi,nju520/howdoi,Xuefeng-Zhu/howdoi,chrisspen/howdou,allengaller/howdoi,allengaller/howdoi,godfreyy/howdoi,prasadph/howdoi,kv9699/howdoi,q1ang/howdoi,zhengzhihust/howdoi,wujinbin/howdoi,jasonfellows/howdoi,stallman-cui/howdoi,wujinbin/howdoi