started working on http-based adaptor
updated file package examples
small fix
towards a working HTTP file adaptor
working http file adaptor
fixed flag handling
small fixes
fixed race condition
updated changelog
some fixes to make pylint happy...
some fixes to make pylint happy...
Merge branch 'fixes' of github.com:saga-project/saga-python into fixes
implement support for custom shells
cleanup shell bootstrapping

- save a roundtrip
- ensure POSIX shell
- use timeout
- some documentation
some fixes to make pylint happy...
Merge branch 'fixes' of github.com:saga-project/saga-python into fixes
some fixes to make pylint happy...
Merge branch 'fixes' of github.com:saga-project/saga-python into fixes
create cwd
file cleanup