add build whole hadoop script
add build whole hadoop script

allenzhang010/comment-hadoop-2.7.1,allenzhang010/comment-hadoop-2.7.1,allenzhang010/comment-hadoop-2.7.1,allenzhang010/comment-hadoop-2.7.1,allenzhang010/comment-hadoop-2.7.1,allenzhang010/comment-hadoop-2.7.1,allenzhang010/comment-hadoop-2.7.1,allenzhang010/comment-hadoop-2.7.1