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-tools/hadoop-azure/pom.xml

@@ -132,14 +132,8 @@
     </dependency>
 
     <dependency>
-      <groupId>org.codehaus.jackson</groupId>
-      <artifactId>jackson-mapper-asl</artifactId>
-      <scope>compile</scope>
-    </dependency>
-    
-    <dependency>
-      <groupId>org.codehaus.jackson</groupId>
-      <artifactId>jackson-core-asl</artifactId>
+      <groupId>com.fasterxml.jackson.core</groupId>
+      <artifactId>jackson-core</artifactId>
       <scope>compile</scope>
     </dependency>