Added __pycache__ to gitignore

.gitignore

@@ -1,6 +1,7 @@
 *.egg-info
 *.pot
 *.py[co]
+__pycache__
 MANIFEST
 dist/
 docs/_build/

.hgignore

@@ -3,6 +3,7 @@ syntax:glob
 *.egg-info
 *.pot
 *.py[co]
+__pycache__
 docs/_build/
 tests/coverage_html/
-tests/.coverage
+tests/.coverage