Release 1.6.2

add phone number validation check

Release 1.6.1

update readme

Release 1.6

search country by iso2 code

Release 1.5

Country code search implementation
Coroutines implementation

Release 1.4

update country code format

Release 1.3

update readme

Release 1.2

fix

Release 1.1

provide public functions

Release 1.0

update readme