Merge branch '8-ics-generation' into issue21-ical-npm

There shouldnt be mutiple different branches here

schedules/models/Semester.js

 // grab the things we need
 var mongoose = require('mongoose');
 var Schema = mongoose.Schema;
+var sectionSchema = require('./sectionSchema');
 
 // create a schema
 var semesterSchema = new Schema({
   school: { type: String, required: true },
   semester: { type: String, required: true },
   slug: { type: String, required: true },
-  classes: [
-    {
-      crn: { type: String, required: true },
-      name: { type: String, required: true },
-      title: { type: String, required: true },
-      section: { type: String, required: true },
-      campus: { type: String, required: true },
-      session_templates: [
-        {
-          date_range: { type: String, required: true },
-          days: { type: String },
-          time: { type: String },
-          location: { type: String, required: true },
-          class_type: { type: String, required: true },
-          instructors: { type: String, required: true },
-        }
-      ],
-      notification: { type: String, required: true }
-    }
-  ]
+  classes: [ sectionSchema ]
 });
 
 semesterSchema.set('redisCache', true);

schedules/models/sectionSchema.js

+// grab the things we need
+var mongoose = require('mongoose');
+var Schema = mongoose.Schema;
+
+// create a schema
+var sectionSchema = new Schema({
+  crn: { type: String, required: true },
+  name: { type: String, required: true },
+  title: { type: String, required: true },
+  section: { type: String, required: true },
+  campus: { type: String, required: true },
+  session_templates: [
+    {
+      date_range: { type: String, required: true },
+      days: { type: String },
+      time: { type: String },
+      location: { type: String, required: true },
+      class_type: { type: String, required: true },
+      instructors: { type: String, required: true },
+    }
+  ],
+  notification: { type: String, required: true }
+});
+
+sectionSchema.set('redisCache', true);
+
+// make this available to our users in our Node applications
+module.exports = sectionSchema;