Upgraded input_format example.

Now we use the new pydoop submit interface.
Now we assume private_encoding as the default.
Merge branch 'output_magic' into develop
Adding hadoop working directory to the pythonpath

Submit now adds this directory to the PYTHONPATH seen by the
driver. Otherwise, it would not be possible to load cache-distributed
modules and packages.
Merge branch 'wd_in_pythonpath' into develop
Merge branch 'input_format_redux' into develop
Added missing example/input_format/run
Merge remote-tracking branch 'upstream/develop' into develop
Merge remote-tracking branch 'upstream/develop' into develop

Conflicts:
	examples/wordcount/new_api/wordcount_full.py
	examples/wordcount/new_api/wordcount_minimal.py

Resolved.
Merge pull request #63 from elzaggo/develop

Added output_magic to private_encoding