TAJO-768: The prefix 'TAZO' in tajo-env.sh should be change 'TAJO'
TAJO-768: The prefix 'TAZO' in tajo-env.sh should be change 'TAJO'

Change-Id: I7938179a0a6ae85401e61ffa83bdf9a5252c64a4
Reviewed-on: https://dbserver.korea.ac.kr/reviews/206
Tested-by:  Jenkins <80754af91bfb6d1073585b046fe0a474ce868509@dbserver.korea.ac.kr>
Reviewed-by: Hyunsik Choi <05a3172daee8e68f070c7e3940f4ecf228130ad0@gmail.com>

yeeunshim/tajo_test,hyunsik/incubator-tajo,hyunsik/incubator-tajo,apache/incubator-tajo,hyunsik/incubator-tajo,hyunsik/incubator-tajo,yeeunshim/tajo_test,gruter/tajo-cdh,apache/incubator-tajo,gruter/tajo-cdh,yeeunshim/tajo_test,gruter/tajo-cdh,apache/incubator-tajo,yeeunshim/tajo_test,gruter/tajo-cdh,apache/incubator-tajo