5.21: Datepicker Inline Datepicker example
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**Primary Actor**: User

**Scope**: Ngx-bootstrap DEMO / BS version 3&4

**Goal**: Show user how to use inline datepicker, with initial state

Main success scenario:
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1. User opens Datepicker demo page
2. User clicks on Inline Datepicker sub-menu
3. User see Datepicker with selected date (Today)
4. When user clicks on any other date - then this date selected
5. When user chose another month and chose there any date - then this date selected

Variations:
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2*. User scroll to Inline Datepicker sub-menu
