Sets our own omnifunc and allows loading of the distribution's python ftplugin
Adds myself to AUTHORS.txt
Merge pull request #193 from inside/dev

Fix issue #96
after/ftplugin/python/jedi.vim takes care of setting the omnifunc,
it's not needed here anymore.
Moves completion settings to the after directory
Merge pull request #194 from inside/dev

after/ftplugin/python/jedi.vim takes care of setting the omnifunc, it's not needed in ftplugin/python/jedi.vim anymore.
switch to the MIT license - fixes #184
resolve merge conflict in authors