2.2.0

• Major performance improvements
• Added persistent flag
• Fixed holograms not disappearing when removing
• API changes

What's Changed

• Major Code Rewrite by @OakLoaf in #94
• Persistent, Inpersistent(temporary) holograms by @UsainSrht in #96
• Bukkit Color by @UsainSrht in #95
• Added new property Viewer for hologram. #99 by @BigTows in #100
• readme changes by @Grabsky in #103

Full Changelog: v2.1.0...v2.2.0