Remove dot files from ember-cli sane watcher's reach

watcher-no-dotfile.patch

--- node_modules/ember-cli/node_modules/broccoli-sane-watcher/index.js
+++ node_modules/ember-cli/node_modules/broccoli-sane-watcher/index.js
@@ -76,20 +76,19 @@
   this.watched[dir] = watcher;
 };
 
-Watcher.prototype.onFileChanged = function (filePath, root) {
-  if (this.options.verbose) console.log('file changed', filePath);
-  this.scheduleBuild(path.join(root, filePath));
-};
-
-Watcher.prototype.onFileAdded = function (filePath, root) {
-  if (this.options.verbose) console.log('file added', filePath);
-  this.scheduleBuild(path.join(root, filePath));
-};
+var filenameRegex = /^[^\.]/;
+function makeOnChanged (log) {
+  return function (filePath, root) {
+    if (filenameRegex.test(path.basename(filePath))) {
+      if (this.options.verbose) console.log(log, filePath);
+      this.scheduleBuild(path.join(root, filePath));
+    }
+  };
+}
 
-Watcher.prototype.onFileDeleted = function (filePath, root) {
-  if (this.options.verbose) console.log('file deleted', filePath);
-  this.scheduleBuild(path.join(root, filePath));
-};
+Watcher.prototype.onFileChanged = makeOnChanged('file changed');
+Watcher.prototype.onFileAdded = makeOnChanged('file added');
+Watcher.prototype.onFileDeleted = makeOnChanged('file deleted');
 
 Watcher.prototype.triggerChange = function (hash) {
   this.emit('change', hash);