Feature: Multiple Tests projects as one Validators.Tests project

[antonyoung]

Description: All test projects should be moved to one Validators.Tests project.

Solution:

• Create a new xUnit 2.4.1 Validators.Tests project.
• Move all current tests in the newly created tests project with their own folder structure.
• Remove all old Tests projects.
• Use Fixtures, where we can => speed up the tests.

Alternatives:

• Add ITestOutputHelper
• Add Priority Attribute
• Add PriorityOrderer.

Additional context Add any other context or screenshots about the feature request here.

[antonyoung]

done