HADOOP-9629. Support Windows Azure Storage - Blob as a file system in Hadoop. Contributed by Dexter Bradshaw, Mostafa Elhemali, Xi Fang, Johannes Klein, David Lao, Mike Liddell, Chuan Liu, Lengning Liu, Ivan Mitic, Michael Rys, Alexander Stojanovic, Brian Swan, and Min Wei.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1601781 13f79535-47bb-0310-9956-ffa450edef68
(cherry picked from commit 81bc395deb3ba00567dc067d6ca71bacf9e3bc82)

Conflicts:
	hadoop-common-project/hadoop-common/CHANGES.txt
	hadoop-project/pom.xml
	hadoop-tools/hadoop-tools-dist/pom.xml
	hadoop-tools/pom.xml
HADOOP-10689. InputStream is not closed in AzureNativeFileSystemStore#retrieve(). Contributed by Chen He.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1604233 13f79535-47bb-0310-9956-ffa450edef68
(cherry picked from commit 8300b9fb385b47672d98ea62ab291991424f3cce)

Conflicts:
	hadoop-common-project/hadoop-common/CHANGES.txt
HADOOP-10728. Metrics system for Windows Azure Storage Filesystem. Contributed by Dexter Bradshaw, Mostafa Elhemali, Xi Fang, Johannes Klein, David Lao, Mike Liddell, Chuan Liu, Lengning Liu, Ivan Mitic, Michael Rys, Alexander Stojanovic, Brian Swan, and Min Wei.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1605187 13f79535-47bb-0310-9956-ffa450edef68
(cherry picked from commit 0d91576ec31f63402f2db6107a04155368e2632d)

Conflicts:
	hadoop-common-project/hadoop-common/CHANGES.txt
HADOOP-10840. Fix OutOfMemoryError caused by metrics system in Azure File System. Contributed by Shanyu Zhao.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1611247 13f79535-47bb-0310-9956-ffa450edef68
(cherry picked from commit 0a02b5a19bcca8d0c49d2adfc3909aebdf9d606e)

Conflicts:
	hadoop-common-project/hadoop-common/CHANGES.txt
HADOOP-10690. Lack of synchronization on access to InputStream in NativeAzureFileSystem#NativeAzureFsInputStream#close(). Contributed by Chen He.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1604236 13f79535-47bb-0310-9956-ffa450edef68
(cherry picked from commit 61bf9f779919206296d2ce84a8a6b2d912709a59)
HADOOP-10690. Correct CHANGES.txt.
HADOOP-10946. Fix a bunch of typos in log messages (Ray Chiang via aw)

(cherry picked from commit 9f03a7c018bb2c497cd0ef758f1a3e08e8163d06)

Conflicts:
	hadoop-common-project/hadoop-common/CHANGES.txt
HADOOP-10809. hadoop-azure: page blob support. Contributed by Dexter Bradshaw, Mostafa Elhemali, Eric Hanson, and Mike Liddell.

(cherry picked from commit 2217e2f8ff418b88eac6ad36cafe3a9795a11f40)
HADOOP-11188. hadoop-azure: automatically expand page blobs when they become full. Contributed by Eric Hanson.

(cherry picked from commit f4b7e99f4ebac5b0295b7f7f42eb5705af41f079)
HADOOP-11248. Add hadoop configuration to disable Azure Filesystem metrics collection. Contributed by Shanyu Zhao.

(cherry picked from commit 734eeb4f357ad3210355a0d3fdbc80706a770d61)

Conflicts:
	hadoop-common-project/hadoop-common/CHANGES.txt
HADOOP-10400. Incorporate new S3A FileSystem implementation. Contributed by Jordan Mendelson and Dave Wang.

(cherry picked from commit 24d920b80eb3626073925a1d0b6dcf148add8cc0)

Conflicts:
	hadoop-tools/hadoop-aws/src/main/java/org/apache/hadoop/fs/s3a/BasicAWSCredentialsProvider.java
	hadoop-tools/hadoop-aws/src/main/java/org/apache/hadoop/fs/s3a/Constants.java
	hadoop-tools/hadoop-aws/src/main/java/org/apache/hadoop/fs/s3a/S3AFileSystem.java
	hadoop-tools/hadoop-aws/src/main/java/org/apache/hadoop/fs/s3a/S3AInputStream.java
	hadoop-tools/hadoop-aws/src/main/java/org/apache/hadoop/fs/s3a/S3AOutputStream.java
	hadoop-tools/hadoop-aws/src/test/java/org/apache/hadoop/fs/contract/s3a/TestS3AContractRename.java
	hadoop-tools/hadoop-aws/src/test/resources/contract/s3a.xml
HADOOP-10809. SyncableDataOutputStream must implement sync method on branch-2.
HADOOP-11412 POMs mention "The Apache Software License" rather than "Apache License". (Herve Boutemy via stevel)

(cherry picked from commit 07bb0b0bbb4732687c4992e8ce61a43ce8ba3db6)

Conflicts:
	hadoop-common-project/hadoop-common/CHANGES.txt
HADOOP-11381. Fix findbugs warnings in hadoop-distcp, hadoop-aws, hadoop-azure, and hadoop-openstack. Contributed by Li Lu.

(cherry picked from commit 2e98ad34ce64a9e5184c53447004de20a637f927)

Conflicts:
	hadoop-common-project/hadoop-common/CHANGES.txt