SPOI-3016 #comment Add documents and DTFile wrapper for HDSFileAccess
API
Merge pull request #1031 from siyuanh/hds

SPOI-3016 #comment Add documents and DTFile wrapper for HDSFileAccess
Adding configuration settings for block size, compression, and cache configuration to HFile implementation
Merge branch 'hds' of github.com:Datatorrent/Malhar into hds