Update install requires for package.

setup.py

@@ -61,10 +61,10 @@ setup(
                 (CML_CONFIG_DIR, ["conML/static/logging.ini"])],
     author="Dmitrij Denisenko",
     install_requires=[
-        "numpy",
-        "krippendorff",
-        "scikit-learn",
-        "scipy",
-        "pandas"
+        "numpy==1.18.2",
+        "krippendorff==0.3.2",
+        "scikit-learn==0.22.2",
+        "scipy==1.4.1",
+        "pandas==1.0.3"
     ]
 )