debian: Add initial debian/copyright
debian: Add initial debian/copyright

This covers the cockpit code itself. It's still missing the copyrights
of the bundled JavaScript modules, but this is better than nothing at
least.

Reviewed-by: Stef Walter <8a7fbf0f15d3ad982af54ef28f5c117d2494b76c@redhat.com>

dperpeet/cockpit,andreasn/cockpit,SotolitoLabs/cockpit,moraleslazaro/cockpit,petervo/cockpit,Scribery/cockpit,xhad/cockpit,harishanand95/cockpit,larskarlitski/cockpit,xhad/cockpit,martinpitt/cockpit,cockpituous/cockpit,andreasn/cockpit,garrett/cockpit,michalskrivanek/cockpit,SotolitoLabs/cockpit,moraleslazaro/cockpit,sgallagher/cockpit,larsu/cockpit,mareklibra/cockpit,arilivigni/cockpit,SotolitoLabs/cockpit,stefwalter/cockpit,moraleslazaro/cockpit,cockpit-project/cockpit,larskarlitski/cockpit,harishanand95/cockpit,xhad/cockpit,sgallagher/cockpit,harishanand95/cockpit,larskarlitski/cockpit,larskarlitski/cockpit,deryni/cockpit,mareklibra/cockpit,mvollmer/cockpit,cockpituous/cockpit,mareklibra/cockpit,cockpit-project/cockpit,dperpeet/cockpit,harishanand95/cockpit,moraleslazaro/cockpit,larskarlitski/cockpit,cockpit-project/cockpit,dperpeet/cockpit,andreasn/cockpit,arilivigni/cockpit,sgallagher/cockpit,dperpeet/cockpit,deryni/cockpit,andreasn/cockpit,petervo/cockpit,petervo/cockpit,harishanand95/cockpit,SotolitoLabs/cockpit,martinpitt/cockpit,xhad/cockpit,larskarlitski/cockpit,andreasn/cockpit,mareklibra/cockpit,dperpeet/cockpit,michalskrivanek/cockpit,arilivigni/cockpit,larsu/cockpit,arilivigni/cockpit,dperpeet/cockpit,Scribery/cockpit,xhad/cockpit,stefwalter/cockpit,cockpit-project/cockpit,SotolitoLabs/cockpit,deryni/cockpit,xhad/cockpit,petervo/cockpit,petervo/cockpit,sgallagher/cockpit,martinpitt/cockpit,arilivigni/cockpit,michalskrivanek/cockpit,dperpeet/cockpit,garrett/cockpit,stefwalter/cockpit,cockpituous/cockpit,michalskrivanek/cockpit,stefwalter/cockpit,andreasn/cockpit,larsu/cockpit,deryni/cockpit,mareklibra/cockpit,stefwalter/cockpit,cockpituous/cockpit,larsu/cockpit,stefwalter/cockpit,sgallagher/cockpit,harishanand95/cockpit,petervo/cockpit,moraleslazaro/cockpit,deryni/cockpit,mvollmer/cockpit,garrett/cockpit,arilivigni/cockpit,cockpit-project/cockpit,stefwalter/cockpit,harishanand95/cockpit,mareklibra/cockpit,sgallagher/cockpit,mvollmer/cockpit,michalskrivanek/cockpit,petervo/cockpit,garrett/cockpit,SotolitoLabs/cockpit,Scribery/cockpit,deryni/cockpit,mvollmer/cockpit,Scribery/cockpit,sgallagher/cockpit,garrett/cockpit,larskarlitski/cockpit,Scribery/cockpit,cockpituous/cockpit,arilivigni/cockpit,mareklibra/cockpit,moraleslazaro/cockpit,larsu/cockpit,michalskrivanek/cockpit,michalskrivanek/cockpit,xhad/cockpit,deryni/cockpit,martinpitt/cockpit,larsu/cockpit,andreasn/cockpit,cockpituous/cockpit,Scribery/cockpit,martinpitt/cockpit,Scribery/cockpit,SotolitoLabs/cockpit,mvollmer/cockpit,moraleslazaro/cockpit