HADOOP-11420. Use latest maven-site-plugin and replace link to svn with link to git. Contributed by Hervé Boutemy.
HDFS-7528. Consolidate symlink-related implementation into a single class. Contributed by Haohui Mai.
HADOOP-9629. Move attribution in CHANGES.txt to 2.7.0 section.
HADOOP-11421. Add IOUtils#listDirectory (cmccabe)
YARN-2944. InMemorySCMStore can not be instantiated with ReflectionUtils#newInstance. (Chris Trezzo via kasha)
YARN-2203. [YARN-1492] Web UI for cache manager. (Chris Trezzo via kasha)
HDFS-7531. Improve the concurrent access on FsVolumeList (Lei Xu via Colin P. McCabe)