Merge pull request #1 from sposs/master

Change: default version
refactored dirac-pipeline to PipelineSystem, moved dirac-infosites to
SoftwareTagSystem, removed old dirac-pipeline code.
added .py to scripts, included __init__.py in PipelineSystem
added __init__.py
getting ready for v1r0p2
Update release.notes

make useful release notes
moved GlastDIRAC to general space.
Merge pull request #2 from zimmerst/master

move GlastDIRAC to Glast/GlastDIRAC and setup all the relevant files.
Update releases.cfg
first pass of v1r0p4:
dirac-glast-tag-admin exposes access to SoftwareTagClient methods.
added dirac-glast-tag-admin.py
typo
massive update
Merge pull request #3 from sposs/script

CHANGE: Script to change tag status
Update dirac-glast-tag-admin.py

change name of parameters
Update dirac-glast-tag-admin.py
Update dirac-glast-tag-admin.py
added dirac-glast-tag-admin.py
typo
committing merged copy.