Remove all py.test-X* entry points.

[obestwalter]

These entry points were not documented, so no doc changes are necessary.

[coveralls]

Coverage remained the same at 92.389% when pulling 891e167 on Avira:features into f2bb3df on pytest-dev:features.

[The-Compiler]

I think it should still be mentioned in the changelog.

[nicoddemus]

Agreed, also make sure to mention the rationale behind the change (they were introduced at a time when virtual environments where not available and are not really necessary anymore, plus it generated broken entry points in wheels).

[hpk42]

this definitely needs a changelog entry along the lines nicoddemus suggests.

[obestwalter]

I added the changelog entry.

[coveralls]

Coverage decreased (-0.04%) to 92.346% when pulling 3a9e9fd on Avira:features into f2bb3df on pytest-dev:features.

[coveralls]

Coverage decreased (-0.04%) to 92.346% when pulling 3a9e9fd on Avira:features into f2bb3df on pytest-dev:features.

[nicoddemus]

Thanks @obestwalter!