Ignore venv directory (#639)

Author: hazemessam

.gitignore

@@ -33,6 +33,7 @@ Temporary Items
 # Distribution / packaging
 .Python
 env/
+venv/
 build/
 develop-eggs/
 dist/
@@ -98,4 +99,4 @@ python_boilerplate/
 cookiecutter-pypackage-env/
 
 # IDE settings
-.vscode/
+.vscode/