HADOOP-417: Upgrade ASV's unit tests to JUnit 4
HADOOP-448: Re-introduce SAS support to ASV
Hack: sleep for 1.5 seconds after generating a shared access signature in ASV unit tests to solve intermittent failure problem
Merging bugfixes from Apache branch-1-win to Git
HADOOP-454: TestNativeAzureFileSystemBase is being run as part of ant test when it shouldn't since it's just an abstract base class for other concrete tests. Rename it to NativeAzureFileSystemBaseTest so it doesn't get included in the all-tests pattern of Test*.java
Merge branch 'branch-1-win' of https://github.com/hortonworks/hadoop-monarch into branch-1-win
HADOOP-441: build.xml creates distribution archives without docs