Update index.html with the new case stuff

nnmon/templates/index.html

@@ -147,7 +147,7 @@
 				<h2>{% trans "Add New Case" %}</h2>
 			</div>
 			<div class="panel-body">
-				<p>{% trans "Please report cases of operators restricting or throttling access to content, services or applications. For a more precise description of what to report, check our <a href='/about/#guidelines'>guidelines</a>." %}
+				<p>{% trans "Please report cases of zero-rating (services which are excluded from your download limit), specialised services or the blocking, throttling or prioritisation of online services. For a more detailed description of what to report, check our <a href='/about/#guidelines'>guidelines</a>." %}
 				<form name="addForm" enctype="multipart/form-data" action="{% root_url %}/add/" method="post" class="form">
 					{% csrf_token %}
 					{% bootstrap_field form.resource_name %}