Squashed commit of the following:

commit e38dd346d9
Author: Michael Teeuw <michael@xonaymedia.nl>
Date:   Sat Apr 2 19:17:30 2016 +0200

    Add the possibility to set the maximum number of days.

commit 6f5c86775b
Author: Sam Vendittelli <sam.vendittelli@hotmail.com>
Date:   Sat Apr 2 06:27:44 2016 +0100

    Fixed cursor appearing in margin

    Cursor was appearing in the margin so moved `cursor: none` property to html.

commit 576c668d84
Author: Domi-G <lessuseguy+githubdomig@gmail.com>
Date:   Fri Apr 1 22:52:32 2016 +0200

    Huge cleanup of white space

js/class.js

@@ -2,24 +2,24 @@
  * By John Resig http://ejohn.org/
  * MIT Licensed.
  */
- 
+
 // Inspired by base2 and Prototype
 (function(){
   var initializing = false, fnTest = /xyz/.test(function(){xyz;}) ? /\b_super\b/ : /.*/;
- 
+
   // The base Class implementation (does nothing)
   this.Class = function(){};
- 
+
   // Create a new Class that inherits from this class
   Class.extend = function(prop) {
     var _super = this.prototype;
-   
+
     // Instantiate a base class (but only create the instance,
     // don't run the init constructor)
     initializing = true;
     var prototype = new this();
     initializing = false;
-   
+
     // Copy the properties over onto the new prototype
     for (var name in prop) {
       // Check if we're overwriting an existing function
@@ -28,42 +28,42 @@
         (function(name, fn){
           return function() {
             var tmp = this._super;
-           
+
             // Add a new ._super() method that is the same method
             // but on the super-class
             this._super = _super[name];
-           
+
             // The method only need to be bound temporarily, so we
             // remove it when we're done executing
-            var ret = fn.apply(this, arguments);        
+            var ret = fn.apply(this, arguments);
             this._super = tmp;
-           
+
             return ret;
           };
         })(name, prop[name]) :
         prop[name];
     }
-   
+
     // The dummy class constructor
     function Class() {
       // All construction is actually done in the init method
       if ( !initializing && this.init )
         this.init.apply(this, arguments);
     }
-   
+
     // Populate our constructed prototype object
     Class.prototype = prototype;
-   
+
     // Enforce the constructor to be what we expect
     Class.prototype.constructor = Class;
- 
+
     // And make this class extendable
     Class.extend = arguments.callee;
-   
+
     return Class;
   };
 })();
 
 
 /*************** DO NOT EDIT THE LINE BELOW ***************/
-if (typeof module !== 'undefined') {module.exports = Class;}
+if (typeof module !== 'undefined') {module.exports = Class;}