HADOOP-11036. Add build directory to .gitignore (Tsuyoshi OZAWA via aw)
HADOOP-11012. hadoop fs -text of zero-length file causes EOFException. Contributed by Eric Payne
HADOOP-10990. Add missed NFSv3 request and response classes. Contributed by Brandon Li
Merge branch 'trunk' of https://git-wip-us.apache.org/repos/asf/hadoop into trunk
HADOOP-11041. VersionInfo specifies subversion (Tsuyoshi OZAWA via aw)
HADOOP-10373 create tools/hadoop-amazon for aws/EMR support
Fix hadoop-common-project/hadoop-common/src/main/native/README to current mail list and URL
HDFS-6634. inotify in HDFS. Contributed by James Thomas.
HDFS-6954. With crypto, no native lib systems are too verbose. Contributed by Charles Lamb.
HADOOP-11033. shell scripts ignore JAVA_HOME on OS X. (aw)
HDFS-4257. The ReplaceDatanodeOnFailure policies could have a forgiving option.  Contributed by szetszwo.
HDFS-6942. Fix typos in log messages. Contributed by Ray Chiang.
Merge trunk into HDFS-6581