Simplify intro message on homepage

The word API is going to trip up a lot of people and we can easily
remove this to increase readability.

app/templates/master.html

@@ -64,23 +64,21 @@ <h1 class="heading"><a href="/">Disaster Response Classification</a></h1>
         <div class="intro">
             <h1>Disaster Response Classification API</h1>
             <p>
-                The API uses machine learning to categorise messages received during a crisis. Categorising messages
+                Here we use machine learning to categorise messages received during a crisis. Categorising messages
                 into topics allows organisations to find relevant messages and prioritise accordingly.
             </p>
             <p>
                 Messages get sent directly to organisations, appear in posts on social media and get reported in the
                 news. Filtering through masses of data in the midst of a crisis is not what we want disaster
-                response
-                organisations to be worrying about.
+                response organisations to be worrying about.
             </p>
             <p>
                 Training a machine learning model on 30,000 real messages received during events such as the 2010
-                earthquakes in Haiti and Chile, floods in Pakistan in 2010 and super-storm Sandy in 2012, the API
-                helps
-                organisations focus on getting help to the right places.
+                earthquakes in Haiti and Chile, floods in Pakistan in 2010 and super-storm Sandy in 2012, the model
+                helps organisations focus on getting help to the right places.
             </p>
             <p>
-                Try out the API here wth your own message.
+                Try it out here wth your own message.
             </p>
         </div>