Adding diving controller

Author: TheMrAnderson

src/app.js

@@ -29,6 +29,7 @@ app.use(limiter);
 require('./controllers/v2/area')(app);
 require('./controllers/v2/capacity')(app);
 require('./controllers/v2/distance')(app);
+require('./controllers/v2/diving')(app);
 require('./controllers/v2/electricity')(app);
 require('./controllers/v2/gearing')(app);
 require('./controllers/v2/hydraulic')(app);

src/swagger.js

@@ -33,6 +33,9 @@ const doc = {
       name: 'Distance',
       description: 'Convert distance'
     },
+    {
+      name: 'Diving',
+      description: 'Perform diving calculations'},
     {
       name: 'Electricity',
       description: 'Perform electricity calculations'