5.17: Datepicker Outside click example
==========================================
**Primary Actor**: User

**Scope**: Ngx-bootstrap DEMO / BS version 3&4

**Goal**: Show user example how to implement datepicker which closes by outside click

Main success scenario:
----------------------
1. User opens Datepicker demo page
2. User clicks on Outside click sub-menu
3. User see 2 Datepicker inputs
4. When user clicks on the 1st Datepicker input, bs-datepicker-container opens
5. When user clicks outside this Datepicker, then bs-datepicker-container disappeared
6. When user clicks on the 2d Datepicker input, bs-datepicker-container opens
7. When user clicks outside this Datepicker, then bs-datepicker-container stay open
8. When user select any date from this Datepicker, then bs-datepicker-container disappeared and date is shown in format "mm/dd/yyyy"

Variations:
-----------
2*. User scroll to Outside click sub-menu
