[GUI][Bug] MnWizard: Fix validators for masternode alias and port
[GUI][Bug] MnWizard: Fix validators for masternode alias and port

- alias cannot contain spaces or #. But any other character should be
allowed.
- the port number should be fixed per-network. No need to add a
validator there
PIVX-Project/PIVX,Darknet-Crypto/Darknet,PIVX-Project/PIVX,Darknet-Crypto/Darknet,PIVX-Project/PIVX,PIVX-Project/PIVX,Darknet-Crypto/Darknet,PIVX-Project/PIVX,Darknet-Crypto/Darknet,Darknet-Crypto/Darknet,PIVX-Project/PIVX,PIVX-Project/PIVX,PIVX-Project/PIVX,PIVX-Project/PIVX,Darknet-Crypto/Darknet