Work so far in refactoring front-end

- Mainly getting rid of existing css/js
- No longer linking to stuff like a11y.css
- Creating a FrontPageController to better deal with the home page

public/assets/css-orig/colours/base16-mellow-purple.css

@@ -0,0 +1,19 @@
+/* base16-mellow-purple.css */
+:root {
+    --black: #1e0528; /* base00*/
+    --red: #00d9e9; /* base08 */
+    --green: #05cb0d; /* base0B */
+    --yellow: #955ae7; /* base0A */
+    --blue: #550068; /* base0D */
+    --magenta: #8991bb; /* base0E */
+    --cyan: #b900b1; /* base0C */
+    --white: #ffeeff; /* base05 */
+    --brblack: #320f55; /* base03 */
+    --brred: #00d9e9; /* base08 */
+    --brgreen: #05cb0d; /* base0B */
+    --bryellow: #955ae7; /* base0A */
+    --brblue: #550068; /* base0D */
+    --brmagenta: #8991bb; /* base0E */
+    --brcyan: #b900b1; /* base0C */
+    --brwhite: #f8c0ff; /* base07 */
+}