add dynmic exercsie list, keywords(hardcoded), datafields(hardcoded), adding exercises from exercise list, and show hide for delete button.

routes/api.js

@@ -0,0 +1,33 @@
+  /*
+ * api Routes
+ */
+
+var async = require('async');
+
+var Workout = require('../data/models/workout');
+var notLoggedIn = require('./middleware/not_logged_in');
+var loadWorkout = require('./middleware/load_workout');
+var loggedIn = require('./middleware/logged_in');
+var maxWorkoutsPerPage = 5;
+var Exercise = require('../data/models/exercise');
+var loadExercise = require('./middleware/load_exercise');
+var Moment = require('moment');
+
+module.exports = function(app) {
+
+  app.get('/api/exerciselist', function(req, res) {
+      res.contentType('json');
+      Exercise.find()
+              .exec(function(err, exercises) {
+                if (err) {
+                  return next(err);
+                }
+                if (! exercises) {
+                  return res.send(JSON.stringify({ "error": "true" }));
+                }
+               res.send(exercises);
+          });
+
+  });
+
+};