Use uscan in get-orig target
Imported Upstream version 0.6.2
Merge tag 'upstream/0.6.2'

Upstream version 0.6.2
Improve package description thanks to Justin B Rye (Closes: #725710)
Bumped Standard-Version to 3.9.5 (no changes required)
Use pybuild as buildsystem
Update debian/changelog file