[Done v1.5.0] Phone number required even when chars set to 0
Getting this error when updating customer who has not provided a phone # (which I don't require):
Errors have occurred during the processing of your form!
Please make the following corrections:
* The 'Telephone Number' entry must have at least 0 characters.
My install: was Vanilla 1.3.9h, now 1.5.5b, Apache 2.4, PHP 7.0.6, MySQL 5.5.8 64b, Windows 7 64b, 8GB RAM, Athlon64 IIx
Modules: [Payment=Paypal] [Shipping=Canada Post 1.5.3 merged]