fix description.environment conversion, and even add a test for that ;-)
merged andre's job description tests
make Ole happy
Merge branch 'devel' into fixes
added unit tests for proper jd.environment behavior
typos
Merge branch 'devel' into fixes
Another bad hack for BJ backward compatibility.

This *really* is a bad hack, as it abuses an non-public side-effect of the
attributes getter and setter callbacks.  I am quite ashamed of this code :-/

On the long run, BJ should be cleaned up to use dicts, or to at least accept
env dicts when querying a job description, and this hack should be reverted.

A.
restored example
fix log_filter, remove now superfluous SAGA_PTYDEBUG

Hi Ole,

to disable the PTY log messages, please set

   export SAGA_LOG_FILTER='!PTYShell'

in your env, and they will disappear.
remove dead code
fixes #73
snapshot
Merge branch 'fixes' into devel
cosmetics on shell job management

One of the failures reported was caused by the recently introduced job purge --
I fixed the tests to cater for that.  I am not yet sure what is up with the
lonestar prolems reported by melissa - need more tests
Merge branch 'fixes' of github.com:saga-project/saga-python into fixes
ignore errors from purge
attempt to fix bogus resource shortage problem
Merge branch 'devel' into fixes
set large gc timout until #75 is fixed