Make examples more linter-friendly

examples/http/HelloController.js

@@ -1,6 +1,6 @@
 const noflo = require("noflo");
 
-exports.getComponent = function() {
+exports.getComponent = () => {
   const c = new noflo.Component;
   c.description = "Simple controller that says hello, user";
   c.inPorts.add('in',
@@ -9,7 +9,7 @@ exports.getComponent = function() {
     {datatype: 'object'});
   c.outPorts.add('data',
     {datatype: 'object'});
-  c.process(function(input, output) {
+  c.process((input, output) => {
     if (!input.hasData('in')) { return; }
     const request = input.getData('in');
     output.sendDone({

examples/http/hello.js

@@ -27,7 +27,7 @@ graph.addInitial(`${__dirname}/hello.jade`, "Read Template", "in");
 graph.addEdge("Read Template", "out", "Render", "template");
 graph.addEdge("Render", "out", "Write Response", "string");
 
-noflo.createNetwork(graph, function(err) {
+noflo.createNetwork(graph, (err) => {
   if (err) {
     console.error(err);
     process.exit(1);

examples/linecount/count.js

@@ -1,14 +1,12 @@
-// TODO: This file was created by bulk-decaffeinate.
-// Sanity-check the conversion and remove this comment.
 // Flow-based example of counting lines of a file, roughly equivalent to
 // "wc -l <filename>"
 
 const noflo = require("noflo");
 
 if (!process.argv[2]) {
-    console.error("You must provide a filename");
-    process.exit(1);
-  }
+  console.error("You must provide a filename");
+  process.exit(1);
+}
 
 const fileName = process.argv[2];
 
@@ -26,7 +24,7 @@ graph.addEdge("Count Lines", "count", "Display", "in");
 // Kick the process off by sending filename to fileReader
 graph.addInitial(fileName, "Read File", "in");
 
-noflo.createNetwork(graph, function(err) {
+noflo.createNetwork(graph, (err) => {
   if (err) {
     console.error(err);
     process.exit(1);