Initial Quake .map support

This release includes simple support for loading world geometry from a Quake .map file.

Render Passes

This build includes a bunch of changes and improvements, but mainly adds support for offscreen render passes.

Zig Package Manager support

These changes should allow the Delve Framework to be used as a dependency in other Zig projects.

Initial Release

Creating a first initial release to test including the Delve Framework as a dependency using the Zig package manager.