outside the picker (eg. tabbing between controls)
L1120:              .on('focusin.daterangepicker', this._outsideClickProxy);
L1121:
L1122:            // Reposition the picker if the window is resized while it's open
L1123:            $(window).on('resize.daterangepicker', $.proxy(function(e) { this.move(e); }, this));
L1124:
L1125:            this.oldStartDate = this.startDate.clone();
L1126:            this.oldEndDate = this.endDate.clone();
L1127:            this.previousRightTime = this.endDate.clone();
...