Added all compress functions.
Readme added.
Added documentation strings to lz4file
Switched lz4file to a modular approach. Is now named lz4tools.
Added document strings for functions.
Updated variables in setup.py. Changed package name to lz4tools.
Added __all__ and removed tarfile import.
Updated README
Enabling Travis CI
Updating the README
Added MANIFEST.in for pypi. Updated README and setup.py for pypi.
Merge branch 'modular'

Conflicts:
	src/python-lz4f.c