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/.gvcci/themes/pixelated_outer_space/json-scheme.json

@@ -0,0 +1,24 @@
+{
+  "name": "GVCCI Color Scheme",
+  "author": "",
+  "color": [
+    "#1a1a1a",
+    "#53b153",
+    "#53b153",
+    "#2090d8",
+    "#109bf3",
+    "#2090d8",
+    "#04c7c2",
+    "#b5fcf8",
+    "#333333",
+    "#7bc67b",
+    "#7bc67b",
+    "#4eabe7",
+    "#48b4f8",
+    "#4eabe7",
+    "#0dfbf4",
+    "#f0fefe"
+  ],
+  "foreground": "#a4fbea",
+  "background": "#000000"
+}