v3.1.0

Improvements

• Add support for values with exponent (-1.12742e-12) #552
• Easing functions refactoring + added Bounce easing

Bug fixes

• Fix wrong unit detection when a value contains spaces #502
• Fix a bug where the parent of responsive SVG path was not properly set #556
• Fix a bug where the animation will "flick" on reverse #512
• Fix a bug where loopBegin callback could be called just before animation complete
• Update anime.running reference when clearing array on visibility change #560, #466
• Update ES6 module instal path #588, #527, #590