HADOOP-9190. packaging docs is broken. (Andy Isaacson via tgraves)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.23@1439941 13f79535-47bb-0310-9956-ffa450edef68
merge -r merge -r 1428780:1428781 Merging YARN-286 to branch-0.23

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.23@1440092 13f79535-47bb-0310-9956-ffa450edef68
merge -r 1430928:1430929 Merging MAPREDUCE-1700 to branch-0.23

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.23@1440100 13f79535-47bb-0310-9956-ffa450edef68
HDFS-4288. NN accepts incremental BR as IBR in safemode. Contributed by Daryn Sharp.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.23@1440201 13f79535-47bb-0310-9956-ffa450edef68
Merge branch 'branch-0.23' of github.com:griddynamics/yhadoop-common into branch-0.23-gd