Add more directories and file patterns to .gitignore.

Author: vsajip

.gitignore

@@ -6,11 +6,19 @@ keys
 DETAILS
 MANIFEST
 random_binary_data
+__pycache__
 *.pyc
 *.log
 .dict-validwords
-docs/themes
-docs/_build
+docs/themes/
+docs/_build/
 .idea/
+.idea_modules/
+*.iml
+*.iws
+*.ipr
 .vscode/
+.settings/
 .venv/
+venv/
+