Remove installation of custom pytest distribution and use pytest>=1.7.0

Author: jcfr

requirements-dev.txt

@@ -2,10 +2,10 @@ cmake>=0.5.0,<=3.13.3
 codecov>=2.0.5
 coverage>=4.2
 flake8>=3.0.4
-pytest>=3.0.3
-pytest-cov>=2.4.0
-pytest-runner>=2.9
-pytest-virtualenv>=1.2.5
+pytest>=4.5.0
+pytest-cov>=2.7.1
+pytest-runner>=5.1
+pytest-virtualenv>=1.7.0
 scikit-build>=0.10.0
 setuptools>=28.0.0
 twine

scikit-ci.yml

@@ -24,7 +24,6 @@ install:
   commands:
     - python -c "import sys; print(sys.version)"
     - python -m pip install --disable-pip-version-check --upgrade pip
-    - pip install pytest-virtualenv -f https://github.com/jcfr/pytest-plugins/releases/tag/v1.7.0.dev15 --pre
     - pip install git+https://github.com/jcfr/wheeltools.git@wheeltools-2018-10-28-a2f174d0e
     - pip install -U -r requirements-dev.txt