--overwrite option fix
Fixed pretty print, problem with indentation
Merge pull request #6 from sankethkatta/master

Fixed pretty print, problem with indentation
version bump
merge 2.0
added error message for `upload` with `--zip` and no `--project`.
Merge branch 'dev'
pig extension
fixed options support for azkabanpig.
added `--jar` option and changed `OPTION` to `--option`.
fixed --jar support for pig extension
doc update