Merge new updates into master

adding filters and changing base consult on employees and teacher tables

edit base consult filters

src/libs/routes/enrollment.js

@@ -194,7 +194,7 @@ enrollmentApp.get('/gender', (req, res, next) => {
 // Return ethnic group
 enrollmentApp.get('/ethnic_group', (req, res, next) => {
     req.result = [];
-    for(let i = 1; i <=5; ++i) {
+    for(let i = 0; i <=5; ++i) {
         req.result.push({
             id: i,
             name: id2str.ethnicGroup(i)