DatePicker not respecting value

**Describe the bug**
DatePicker is not respecting `value` props. `value `props is not used.

**To Reproduce**
Steps to reproduce the behavior:
1.
``
2. `this.state.date` not shown in ``

**Expected behavior**
Expected to see value instead of placeholder or defaultDate

**Desktop:**
- OS: Windows

**Smartphone:**
- Device: Android emulator, guess everywhere
- OS: Android
- Version 10

**Additional context**
Wanted result is reached with little tweak to DatePicker.js is shown lower:
`...
const {focused, defaultDate, error} = this.state;

let {chosenDate} = this.state;
if (!chosenDate) {
chosenDate = this.props.value ? new Date(this.props.value) : undefined;
}

let inputStyle = [styles.input];
...`