Bump version again to add Python 3.7 support (#238)

Author: chrisrink10

setup.py

@@ -120,6 +120,7 @@ def run(self):
         'Programming Language :: Python',
         'Programming Language :: Python :: 3',
         'Programming Language :: Python :: 3.6',
+        'Programming Language :: Python :: 3.7',
         'Programming Language :: Python :: Implementation :: CPython',
         'Programming Language :: Python :: Implementation :: PyPy',
         'Topic :: Software Development :: Compilers'

src/basilisp/__version__.py

@@ -1,3 +1,3 @@
-VERSION = (0, 1, "dev3")
+VERSION = (0, 1, "dev4")
 
 __version__ = '.'.join(map(str, VERSION))