3.0.0

Changes

• [size] Allow percentage values
• [getRandomColor] export random color generation enhancement
• [round] allow custom radius enhancement
• [font] Allow font to be configured using CSS enhancement
• Fix for handling error resulting from bad image src url by @vidrir
• [alignment] Align all avatar types the same.
• [size] allow unit types in value
• [docs] Add md5Email to README.md by @CurtisHumphrey
• [package] Remove engines field from package.json by @allanhortle

More details: https://github.com/Sitebase/react-avatar/milestone/15?closed=1