Define separate package for config code.

Use abstraction instead of using SDL dependencies.

Include _s wrappers for most standard function calls.

Add templates for config item types.

Also updated server's config to use the global config module.

Remove symlinks and make codebase use common modules instead.

Update identifiers to be consistent.

Make server optionally have a mountpoint for putting assets.

Attempt to connect client to server.

Correctly dereference pointers.

Update input tests.

Provide default states for input and output.

The game now uses MIDI support for alternative input methods.

Put I/O values to their respective structs.

Isolate input items into their own directory.

Determine config path only once.

Make device handling opt-in.