If using spark-sql in yarn-cluster mode, print an error infomation just as the spark shell in yarn-cluster mode.

Author: carlmartin <carlmartinmax@gmail.com>
Author: huangzhaowei <carlmartinmax@gmail.com>

Closes #3479 from SaintBacchus/sparkSqlShell and squashes the following commits:

35829a9 [carlmartin] improve the description of comment
e6c1eb7 [carlmartin] add a comment in bin/spark-sql to remind user who wants to change the class
f1c5c8d [carlmartin] Merge branch 'master' into sparkSqlShell
8e112c5 [huangzhaowei] singular form
ec957bc [carlmartin] Add the some error infomation if using spark-sql in yarn-cluster mode
7bcecc2 [carlmartin] Merge branch 'master' of https://github.com/apache/spark into codereview
4fad75a [carlmartin] Add the Error infomation using spark-sql in yarn-cluster mode