Rename themes -> flavours ? ?

app/javascript/flavours/glitch/styles/index.scss

@@ -0,0 +1,22 @@
+@import 'mixins';
+@import 'variables';
+@import 'styles/fonts/roboto';
+@import 'styles/fonts/roboto-mono';
+@import 'styles/fonts/montserrat';
+
+@import 'reset';
+@import 'basics';
+@import 'containers';
+@import 'lists';
+@import 'footer';
+@import 'compact_header';
+@import 'landing_strip';
+@import 'forms';
+@import 'accounts';
+@import 'stream_entries';
+@import 'components';
+@import 'emoji_picker';
+@import 'about';
+@import 'tables';
+@import 'admin';
+@import 'rtl';