add .gitignore files

[Anatoly]

Hi
Please add .gitignore files that include all produced files, so git status will show nothings on clean unmodified repo. This is usefull for both humans and helper scripts.

Thanks for mget - it's just cool

[Tim Rühsen]

It is in the branch 'develop' now.

Thanks for mget - it's just cool
Thanks :-), also for your report.