Decide what to do about Incomplete specifications

[CharliePoole]

The specifications section of the wiki contains a number of items that were never implemented or were only partially implemented. They need to be reviewed and incorporated in the docs to the extent they were implemented and captured as issues otherwise. Some of them may exist as issues already.

• https://github.com/nunit/docs/wiki/Include-and-Exclude-Attributes-Spec
• https://github.com/nunit/docs/wiki/Extended-Constraint-Syntax-Spec
• https://github.com/nunit/docs/wiki/Dynamic-Test-Cases-Spec
• https://github.com/nunit/docs/wiki/Parameterized-Test-Fixtures-Spec
• https://github.com/nunit/docs/wiki/Test-Dependency-Attribute-Spec

[Thaina]

I want dynamic test