Remove 2013 and 2014 from classroom route

src/libs/routes/classroom.js

@@ -26,14 +26,15 @@ let rqfCount = new ReqQueryFields();
 // Returns a tuple of start and ending years of the complete enrollments dataset.
 classroomApp.get('/year_range', (req, res, next) => {
     req.sql.from('escola')
-    .field('MIN(escola.ano_censo)', 'start_year')
-    .field('MAX(escola.ano_censo)', 'end_year');
+    .field('2015', 'start_year')
+    .field('2016', 'end_year');
     next();
 }, query, response('range'));
 
 classroomApp.get('/years', (req, res, next) => {
     req.sql.from('escola')
-    .field('DISTINCT escola.ano_censo', 'year');
+    .field('DISTINCT escola.ano_censo', 'year')
+    .where('escola.ano_censo <> 2013 AND escola.ano_censo <> 2014');
     next();
 }, query, response('years'));