reqs: add pytest(required by setuptools on some systems)

Signed-off-by: Ruslan Kuprieiev <[email protected]>

requirements.txt

@@ -12,6 +12,7 @@ pyyaml>=3.12
 gitpython>=2.1.8
 ntfsutils>=0.1.4
 setuptools>=34.0.0
+pytest>=3.3.1
 nanotime>=0.5.2
 pyasn1>=0.4.1
 schema>=0.6.7

setup.py

@@ -18,6 +18,7 @@ install_requires = [
     "gitpython>=2.1.8",
     "ntfsutils>=0.1.4",
     "setuptools>=34.0.0",
+    "pytest>=3.3.1",
     "nanotime>=0.5.2",
     "pyasn1>=0.4.1",
     "schema>=0.6.7",