Copy over librespot license

Minor fixes + better templating with jinja2

Update readme and add link to .deb

Major refactor using gh-pages to store a debian repo

Update README.md

Disable use of cache by default. Possibly fixes issue dtcooper#3.

Generate package version programatically

Tweak things a bit so librespot has its version compiled in, release …

…0.6.1

Moved librespot to d09f469, release 0.6

Bump librespot