1.1.1 - Fix preview image and marketplace compatibility warning

Full Changelog: 1.1.0...1.1.1

1.1.0 - Initial Jetbrains Marketplace Release

What's Changed

• Feat: modernize by @m1rm in #2

Full Changelog: 0.0.2...1.1.0

Zombie Improvements

• static zombie image is replaced with gif
• some deprecations are fixed
  • JBUI.scale
  • ZombieIcon replaced with ZombieResourceLoader (fixes IconLoader.getIcon)
  • updated Readme and variable renamings to more clear names

Alpha Release

First working iteration.
Open tasks/issues:

• replace deprecated image loading
• cleanup images (maybe use gifs)
• add tests