Update .gitignore
Update .gitignore

Add a few more files to the global .gitignore for the repository

Signed-off-by: Scott Lowe <4438a3189c2e58cebd81dd6bb6e49e12f5ad0fd6@scottlowe.org>

lowescott/learning-tools,lowescott/learning-tools,lowescott/learning-tools,lowescott/learning-tools