Retiring custom rollup typescript plugin. Problem it was designed to address probably fixed by a previous typescript upgrade. Removing redundant es5 checking script that hasn't been used for a while as well.

Author: smallsaucepan

rollup-plugins/typescript-export.js

@@ -1,10 +1,7 @@
-import typescript from "./rollup-plugins/typescript-export";
-
 export default {
   input: "index.js",
   output: [
     { file: "dist/js/index.js", format: "cjs", exports: "named" },
     { file: "dist/es/index.js", format: "es" },
   ],
-  plugins: [typescript()],
 };