Adopt rollup-plugin-ascii.

Author: mbostock

bin/rollup

@@ -1,11 +1,12 @@
 #!/usr/bin/env node
 
 var rollup = require("rollup"),
+    ascii = require("rollup-plugin-ascii"),
     nodeResolve = require("rollup-plugin-node-resolve");
 
 rollup.rollup({
   entry: "index.js",
-  plugins: [nodeResolve({jsnext: true})]
+  plugins: [nodeResolve({jsnext: true}), ascii()]
 }).then(function(bundle) {
   return bundle.write({
     banner: process.argv[2],

package.json

@@ -35,6 +35,7 @@
     "json2module": "0.0",
     "package-preamble": "0.0",
     "rollup": "0.27",
+    "rollup-plugin-ascii": "0.0",
     "rollup-plugin-node-resolve": "1",
     "tape": "4",
     "uglify-js": "2"