Description of problem:
When user is provisioning new VM, email address is mandatory on the Request information form page. It is possible to put any string into this field.

Version-Release number of selected component (if applicable):
5.5.0.6-beta1.2.20151014155446_ed40d96

How reproducible:
always

Steps to Reproduce:
1. Add new provider
2. Provision new VM
3. Put any string/letter into "E-Mail *" field without specifying domain suffix (@domain.xyz)

Actual results:
VM can be provisioned without providing email address in correct format.

Expected results:
Email field validator should tell you that your email address is not in correct format and it won't let you provision new VM.

Additional info: