docs(guide/scope): add comma for readability

aortyl · gkalpak · commit 761c70c7b958 · 2016-04-11T22:21:29.000+03:00
Closes angular#14411
diff --git a/docs/content/guide/scope.ngdoc b/docs/content/guide/scope.ngdoc
@@ -257,7 +257,7 @@ the `$digest` phase. This delay is desirable, since it coalesces multiple model
 
   2. **Watcher registration**
 
-     During template linking directives register {@link
+     During template linking, directives register {@link
      ng.$rootScope.Scope#$watch watches} on the scope. These watches will be
      used to propagate model values to the DOM.
 
