Now uses Lua primarily

Breaks apart the configuration into rc-service style configuration
files.

Deletes a ton of the cruft with old LSP settings.

When using feedkeys(), it was causing problems with Ctrl-O in insert.
Now it disables hlsearch, and reenables it when searching or using n/N.

Sometimes the LSP list wouldn't appear as a list and so it would default
to the external-program formatter instead of the lsp formatter.