- Fix badly placed return value for nested conditional under FANN libs search function.
- Fixed indentation for raise function under for loop.
- Added '/usr/lib64' directory to FANN libs search function for setup.py.
- Pylinted setup.py.
- Added support for 2.7 - 3.6.
- Fixed functions that return arrays and functions that deal with "FANN::connection arrays".
Signed-off-by: Pierre-Yves <firstname.lastname@example.org>