Minor version bumps in requirements

Author: philippjfr

setup.py

@@ -10,7 +10,7 @@
 import pyct.build
 
 setup_args = {}
-install_requires = ['param>=1.8.0,<2.0', 'numpy>=1.0', 'pyviz_comms>=0.7.2',
+install_requires = ['param>=1.9.3,<2.0', 'numpy>=1.0', 'pyviz_comms>=0.7.3',
                     'panel>=0.7.0', 'pandas']
 
 extras_require = {}
@@ -106,6 +106,7 @@ def get_setup_version(reponame):
         "Programming Language :: Python :: 3.5",
         "Programming Language :: Python :: 3.6",
         "Programming Language :: Python :: 3.7",
+        "Programming Language :: Python :: 3.8",
         "Operating System :: OS Independent",
         "Intended Audience :: Science/Research",
         "Intended Audience :: Developers",