0.3.5

CHANGES:

Changed

• Add license headers (#35, #36, @mbarbin).
• Cosmetic refactor in cli help & doc pages (9fdaf39, @mbarbin).
• Upgrade to more recent dependencies (502ee9b, #31, #34, @mbarbin).
• Upgrade to more recent pplumbing dep (#29, #30, @mbarbin).

Fixed

• Fix missing test dep (3afb9c5, @mbarbin).