Francisco Javier Cabello

Hi, I checked that current implementation is not using current AWS KMS api. Changes: - use of sign/verify methods - new aws-sdk version dependency - new argument in verify method...

Hi, not sure if I'm doing something wrong, but I create keys with 'sign&verify' property (I have tried with RSA and ECC) and I get the same error: InvalidKeyUsageException: arn:aws:kms:eu-west-1:774082574083:key/9a956830-5b5d-4203-bc1e-52781bbab0a2...

I have added support to use toast messages with severals UIView. I have also included some mutual exclusion regions to support multithreading.