Miscellaneous cleanups

Author: calcmogul

.gitignore

@@ -139,12 +139,10 @@ local.properties
 ### Python ###
 .eggs/
 .pytest_cache/
+build/
+dist/
 __pycache__
 *.egg-info/
-*.egg
-*.pyc
-*.tar.gz
-*.whl
 version.py
 
 # External tool builders

wpiformat/setup.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 from datetime import date
 from glob import glob

wpiformat/wpiformat/stdlib.py

@@ -202,7 +202,7 @@ def func_substitute(self, header, lines):
 
         Returns tuple containing the following:
           modified file contents string
-          whethr file contents changed
+          whether file contents changed
         """
         pos = 0
         lines_changed = False