More Pythonic configurations so there's a python3 executable.

Author: ntoll

.travis.yml

@@ -34,7 +34,6 @@ script:
   - cd python
   - otool -L bin/python3.6
   - echo "Python 3.6.5" >> ./version.txt
-  - cp ./bin/python3.6 ./bin/python3
   - ./bin/python3 -c 'import ssl; print(ssl.OPENSSL_VERSION)'
   - ./bin/python3 -m pip --version
 

process_python_build.py

@@ -32,6 +32,7 @@
 PYTHON_KEEP_BIN_ITEMS = [
     PYTHON_VER,
     'pip{}'.format(VERSION_STR),
+    'python3',
 ]