Merge pull request #15 from wouterdebie/master

Updated docs
Merge pull request #17 from wouterdebie/master

Support hdfs:// in CLI
Remove doctrees from doc

Change-Id: I20e08ff842961b5b5ffe2ff70d3c3133ae12b835
Updated documentation

Change-Id: Ia38d56725c6a37893c0792776bc15db746ddb9ad