Test case is using Wa Lone (ဝ) instead of Thone Nya(၀)

[vincent-paing]

Should it convert wa lone to 0 as well? I think that could be a good use case where input method could send wa lone instead of thone nya.

myanmar-phonenumber/test/test.js

Line 9 in b17f280

it('should return ဝ၉၇၈၄၁၂၃၄၅၆ to 09784123456', function() {