Additions to classifiers

Author: tatarize

setup.py

@@ -16,6 +16,11 @@
     classifiers=(
         "Programming Language :: Python :: 3.6",
         "Programming Language :: Python :: 3.7",
+        "Programming Language :: Python :: 3.8",
+        "Programming Language :: Python :: 3.9",
+        "Environment :: Console",
+        "Topic :: Artistic Software",
+        "Topic :: Multimedia :: Graphics",
         "License :: OSI Approved :: MIT License",
         "Operating System :: OS Independent",
     ),