wraps stat() call on mount points with try/except to prevent errors on unmounted nfs/autofs mounts.
debugging on my first day with python
debugging on my first day with python
make UsersCollector compatible with python-utmp

 * plug the collector
 * update & check the test
changes behaviour of file system collection - now file system filter and exclude list are applied *before* executing stat on the mount point to avoid triggering an auto mounter (autofs).
Merge pull request #283 from ImmobilienScout24/master

Changes behaviour of diskspace.py how monitored filesystems are collected
Merge pull request #282 from NotSqrt/edit-collectors

make UsersCollector compatible with python-utmp
Merge branch 'master' of github.com:BrightcoveOS/Diamond

is necessary,