Merge pull request #388 from till-m/patch-1

Add python version requirement, colorama version requirement

Author: bwheelz36

setup.py

@@ -10,11 +10,12 @@
     author_email="[email protected]",
     description='Bayesian Optimization package',
     long_description="A Python implementation of global optimization with gaussian processes.",
+    python_requires='>= 3.7',
     install_requires=[
         "numpy >= 1.9.0",
         "scipy >= 1.0.0",
         "scikit-learn >= 0.18.0",
-        "colorama"
+        "colorama >= 0.4.6"
     ],
     classifiers=[
         'License :: OSI Approved :: MIT License',