Source split into separate files. Default configuration file path moved under /etc.
Cancel explain or kill actions made easier.
.py suffix removed from the executable.
src directory renamed as libmotop and added to the setup packages.

Packages were broken before this.
Version updated to 2.0.
Platform added to the setup additional meta-data.
README file changed to reStructuredText.
Readme file added as long_description to the setup additional meta-data.
Description on the setup additional meta-data changed to avoid duplication with the long_description.
Lines fixed on the README.