merge sftp fix from devel
Merge branch 'master' of github.com:saga-project/saga-python
more explicit selection of prompt triggers
Update saga_example_remote_staging.py
Update saga_example_remote_staging.py
Update saga_example_remote_staging.py

small xsede tweaks
preparing 0.9.9 release
closes #163
Merge branch 'master' into devel

Conflicts:
	saga/VERSION
	saga/utils/pty_shell_factory.py
updated changelog
fix #215
Merge branch 'devel' of github.com:saga-project/saga-python into devel
improved PBS directory handling and logging
Merge branch 'devel' of github.com-oleweidner:saga-project/saga-python into devel
small fix for PBS workdir handling
good suggestion from Andre to use abspath
implemented memory reqs for SGE
removed mem stuff from example
Allowing spmd_variation to be None in the SGE adaptor
Changing default value for spmd_variation to None