Add some IDs to the new submission flow for QA.

Love those guys.

mkt/submit/templates/submit/manifest.html

@@ -27,7 +27,7 @@
   <section id="submit-payment-type" class="island tabbable">
     <div class="free tab active">
       {% if waffle.switch('allow-b2g-paid-submission') %}
-        <h2><a href="#">{{ _('Free') }}</a></h2>
+        <h2 id="free-tab-header"><a href="#">{{ _('Free') }}</a></h2>
       {% else %}
         <h2>{{ _('Device Type') }}</h2>
       {% endif %}
@@ -39,7 +39,7 @@
 
     {% if waffle.switch('allow-b2g-paid-submission') %}
       <div class="paid tab">
-        <h2><a href="#">{{ _('Paid') }}</a></h2>
+        <h2 id="paid-tab-header"><a href="#">{{ _('Paid') }}</a></h2>
         <div class="error">{{ form.errors.paid }}</div>
         {% for item in form.fields['paid'].choices %}
           {{ button(form, item) }}
@@ -51,7 +51,7 @@
   <section id="upload-file" class="island tabbable {% if waffle.switch('allow-packaged-app-uploads') %}spacer{% endif %}">
     <div class="hosted tab active">
       {% if waffle.switch('allow-packaged-app-uploads') %}
-        <h2><a href="#">Hosted</a></h2>
+        <h2 id="hosted-tab-header"><a href="#">Hosted</a></h2>
       {% endif %}
       <h3>{{ _("Submit your app manifest URL") }}</h3>
       <div class="upload-status">
@@ -87,7 +87,7 @@
 
     <div class="packaged tab">
       {% if waffle.switch('allow-packaged-app-uploads') %}
-        <h2><a href="#">Packaged</a></h2>
+        <h2 id="packaged-tab-header"><a href="#">Packaged</a></h2>
         <input type="file" id="upload-app" data-upload-url="{{ url('mkt.developers.upload') }}" />
       {% endif %}
     </div>