Get rid of stripped-emoji.json in favour of an in-memory single truth source

scripts/emoji-data-strip.js

@@ -1,30 +0,0 @@
-#!/usr/bin/env node
-
-// This generates src/stripped-emoji.json as used by the EmojiProvider autocomplete
-// provider.
-
-const EMOJIBASE = require('emojibase-data/en/compact.json');
-
-const fs = require('fs');
-
-const output = EMOJIBASE.map(
-    (datum) => {
-        const newDatum = {
-            name: datum.annotation,
-            shortname: `:${datum.shortcodes[0]}:`,
-            category: datum.group,
-            emoji_order: datum.order,
-        };
-        if (datum.shortcodes.length > 1) {
-            newDatum.aliases = datum.shortcodes.slice(1).map(s => `:${s}:`);
-        }
-        if (datum.emoticon) {
-            newDatum.aliases_ascii = [ datum.emoticon ];
-        }
-        return newDatum;
-    }
-);
-
-// Write to a file in src. Changes should be checked into git. This file is copied by
-// babel using --copy-files
-fs.writeFileSync('./src/stripped-emoji.json', JSON.stringify(output));