Instruct on new theme files

#5

README.md

@@ -18,6 +18,7 @@ In all, an evolutionary step of the current EMBL-EBI web compliance kit, this pr
   - Be more robust out of the box
   - Standardization of tooling
 - Core colour palette sync with updated EBI colours (largely same as before, but refined)
+- Project themes: colour palettes are now themes with flexible spacing, layout options
 - Update visual assets to make use of contemporary web browser features for:
   - More consistency with print visual language
   - Enhanced mobile support

sample-site/migrations/testMigration.js

@@ -82,6 +82,7 @@ function testMigration(steppingTimeSpeed) {
   setTimeout(function(){
     // Service colour updating
     console.log('Service colours:');
+    console.log(' - We now have much more customisable section and service specific "themes", instead of the previous colour palettes.');
 
     // do not use a colour palette on certain services 
     if (window.location.pathname.split('/')[1] === 'arrayexpress') {