v0.7.1

• Merge pull request #5 from baremetalfreak/unique-ids 0a1b616
• Add an explanation to useUniqueId 88c40a7
• Use named export for useUniqueId c79be93
• Unique ids for all icon elements referenced through url(#someId) 606468a
• Add test for icon default with/height a65d7aa

v0.7.0...v0.7.1