Ignore editor files.

There's no reason folk would ever want to commit these.

Change-Id: I1ec0757280ef15e3ba3cf003c6cca1eda40f6e53
Actually git add the __init__.py file

Change-Id: I326aab400f32e2e7a006a68eb5cdf3e7a40d995c
Merge "Ignore editor files."
Merge "Actually git add the __init__.py file"