Added git to requirements - to be able to download python dev packages from git.com
Changed the samba share to 'data' instead of 'datastage' to sync with
the webui. ie. samba share = //IP_ADDRESS_OR_HOSTNAME/data  and the web
UI = http://IP_ADDRESS_OR_HOSTNAME/data
Rectified the error related to paths ( some folders and filescould not
be opened , added urlunquote to a couple of places where this was missed
)
Merge branch 'master' of https://bhavanaananda@github.com/dataflow/DataStage.git
Upload can take huge zip files now.
Also Directory names with spaces can be navigated.
Merge branch 'master' of https://github.com/dataflow/DataStage.git into multiple-projects

Conflicts:
	datastage/admin/interactive.py
Changed samba share name to 'data' in order to be in sync with latest upstream changes
Removed python xattr version requirement
Merge branch 'develop' into multiple-projects
Merge branch 'develop' of https://github.com/mkozuharov/DataStage into multiple-projects
Fix issue with user groups

The problem was that on user authentication the current user's fsuid and
fsgid are changed, but not the additional groups. Now the groups are set
with os.setgroups(). Not optimal, but works
Fix metadata update

resolve #8
Fixed crash on metadata update. Xattr does not accept plain strings, but
encoded byte streams.
Also removal of metadata did not work properly.