AngularJS: unifying indentation and ws

per https://github.com/rwldrn/idiomatic.js/#idiomatic-style-manifesto

- Never mix spaces and tabs.
- ...  choose between soft indents (spaces) or real tabs, consider this law.

I went with spaces everywhere.

architecture-examples/angularjs/index.html

@@ -14,7 +14,7 @@
     <header id="header">
       <h1>todos</h1>
       <form id="todo-form" ng-submit="addTodo()">
-				<input id="new-todo" placeholder="What needs to be done?" type="text" name="newTodo" ng-model="newTodo">
+        <input id="new-todo" placeholder="What needs to be done?" ng-model="newTodo" autofocus>
       </form>
     </header>
     <section id="main" ng-show="todos.length">
@@ -28,7 +28,7 @@
             <button class="destroy" ng-click="removeTodo(todo)"></button>
           </div>
           <form ng-submit="finishEditing(todo)">
-			                	<input class="edit" type="text" name="todo.title" ng-model="todo.title" todo-blur="finishEditing(todo)" todo-focus="todo.editing">
+            <input class="edit" name="todo.title" ng-model="todo.title" todo-blur="finishEditing(todo)" todo-focus="todo.editing">
           </form>
         </li>
       </ul>