Massive configuration overhaul

Currently paying the price of months of non-diligent git usage.

Here's what has changed.

- Theming support in Gvcci and wpgtk
- Dropping support for i3
- Supporting EXWM
- Many Elisp modules
- Collapsed redundant directories in ./configs

configs/shared/.emacs.d/snippets/rjsx-mode/redux-action

@@ -0,0 +1,5 @@
+# -*- mode: snippet -*-
+# name: redux-action
+# key: rax
+# --
+export const ${1:$$(string/lower->caps yas-text)} = '`(downcase (buffer-dirname))`/${1:$(string/caps->kebab yas-text)}'