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-circus.css

@@ -0,0 +1,19 @@
+/* base16-circus.css */
+:root {
+    --black: #191919; /* base00*/
+    --red: #dc657d; /* base08 */
+    --green: #84b97c; /* base0B */
+    --yellow: #c3ba63; /* base0A */
+    --blue: #639ee4; /* base0D */
+    --magenta: #b888e2; /* base0E */
+    --cyan: #4bb1a7; /* base0C */
+    --white: #a7a7a7; /* base05 */
+    --brblack: #5f5a60; /* base03 */
+    --brred: #dc657d; /* base08 */
+    --brgreen: #84b97c; /* base0B */
+    --bryellow: #c3ba63; /* base0A */
+    --brblue: #639ee4; /* base0D */
+    --brmagenta: #b888e2; /* base0E */
+    --brcyan: #4bb1a7; /* base0C */
+    --brwhite: #ffffff; /* base07 */
+}