ENH: expose as es6 modules

modules.js

+export { version } from './src/package.js'
+export { datafilter } from './index-datafilter.js'
+export { fuzzysearch } from './index-fuzzysearch.js'
+export { sanddance } from './index-sanddance.js'
+export { scale } from './index-scale.js'
+export { types } from './index-types.js'
+export { url } from './index-urlfilter.js'

package.json

@@ -4,6 +4,7 @@
   "description": "Gramex 1.x interaction library",
   "license": "MIT",
   "author": "S Anand <s.anand@gramener.com>",
+  "module": "modules.js",
   "main": "dist/g1.js",
   "jsdelivr": "dist/g1.min.js",
   "unpkg": "dist/g1.min.js",