feat: Upgrade Tiled plugin & replace flawed XML parser

[eonarheim]

This PR will remove the old xml parser/logic and replace it with a hand crafted parser developed here https://github.com/eonarheim/tiled-xml-parser

Features in this update

• Parser supports parsing all tiled properties, however the plugin doesn't support rendering all of them in Excalibur
• New file mapping to work with various bundlers
• Tiled Template Support
• External Separate Tileset loading Closes Add separate loading support for external Tilesets #455
• Infinite Tile Maps!!!
• Actor Factory to provide your own implementations based on Tiled class

• Get props passed to objects Tiled custom property collisionType: how to get object data on collisionStart? Excalibur#2847
• Global class identification Closes Global Class Identification #451

Fixes

• New Parser - Closes Tile custom colliders on isometric map causes error on load #391
• New Loader - Closes Layers are sometimes not rendered #387

In addition to replacing the parser this PR also updates the API to be more supportable and friendlier to use. The old TiledMapResource type will be marked deprecated

• Headless mode - Closes Allow use of plugin in a headless environment (node server) #478
• Optional file loader implementation - Closes Allow use of plugin in a headless environment (node server) #478
• Isometric
• Integration tests
• Unit tests
• New Documentation
• Update Samples