Update .gitignore

- Pull from github/gitignore to cover some things better
- Organize remaining items
- Remove a few no longer relevant items

.gitignore

@@ -1,30 +1,111 @@
-.DS_Store
-__pycache__
-*.egg-info
+# Byte-compiled / optimized / DLL files
+__pycache__/
+*.py[cod]
+*$py.class
+
+# C extensions
 *.so
+
+# Distribution / packaging
+.Python
+build/
+develop-eggs/
+dist/
+downloads/
+eggs/
+.eggs/
+lib/
+lib64/
+parts/
+sdist/
+var/
+wheels/
+share/python-wheels/
+*.egg-info/
+.installed.cfg
+*.egg
+MANIFEST
+
+# PyInstaller
+#  Usually these files are written by a python script from a template
+#  before PyInstaller builds the exe, so as to inject date/other infos into it.
+*.manifest
+*.spec
+
+# Installer logs
+pip-log.txt
+pip-delete-this-directory.txt
+
+# Unit test / coverage reports
+htmlcov/
+.tox/
+.nox/
+.coverage
+.coverage.*
+.cache
+nosetests.xml
+coverage.xml
+*.cover
+*.py,cover
+.hypothesis/
+.pytest_cache/
+cover/
+
+# Translations
 *.mo
-*.waf*
-.lock-waf*
-.tox
-/tags
-*.eggs
+#*.pot
 
-build
-dist
-env*
-/deps
-cocoa/autogen
+# PEP 582; used by e.g. github.com/David-OConnor/pyflow
+__pypackages__/
 
-/run.py
-/cocoa/*/Info.plist
-/cocoa/*/build
+# Environments
+.env
+.venv
+env*/
+venv/
+ENV/
+env.bak/
+venv.bak/
+
+# mypy
+.mypy_cache/
+.dmypy.json
+dmypy.json
+
+# Pyre type checker
+.pyre/
+
+# pytype static type analyzer
+.pytype/
+
+# Cython debug symbols
+cython_debug/
+
+# macOS
+.DS_Store
+
+# Visual Studio Code
+.vscode/*
+#!.vscode/settings.json
+#!.vscode/tasks.json
+#!.vscode/launch.json
+#!.vscode/extensions.json
+#!.vscode/*.code-snippets
+
+# Local History for Visual Studio Code
+.history/
+
+# Built Visual Studio Code Extensions
+*.vsix
+
+# dupeGuru Specific
 /qt/*_rc.py
 /help/*/conf.py
 /help/*/changelog.rst
-/transifex
+cocoa/autogen
+/cocoa/*/Info.plist
+/cocoa/*/build
 
-*.pyd
-*.exe
-*.spec
-
-.vscode
+*.waf*
+.lock-waf*
+/tags