feat: disable chokidar globbing on windows (#1140)

Fixes a range of issues, including:

Fixes #1115

* refactor: use Object.assign in place of merge (this will leak to more work)

Since we're now supporting 6 upwards

lib/config/defaults.js

@@ -20,5 +20,7 @@ module.exports = {
   // but also includes stderr. If this is false, data is still dispatched via
   // nodemon.on('stdout/stderr')
   stdout: true,
+  watchOptions: {
 
+  },
 };

lib/monitor/watch.js

@@ -56,11 +56,17 @@ function watch() {
         interval: config.options.pollingInterval,
       };
 
+      if (utils.isWindows) {
+        watchOptions.disableGlobbing = true;
+      }
+
       if (process.env.TEST) {
         watchOptions.useFsEvents = false;
       }
 
-      var watcher = chokidar.watch(dir, watchOptions);
+      var watcher = chokidar.watch(dir,
+        Object.assign({}, watchOptions, config.watchOptions || {})
+      );
 
       watcher.ready = false;