Create sagrid.pp

voms setup file for sagrid for lcgdm-voms module used by lcgdm-lcgdm and gridmap creationg in puppet
Update README.md
Updated README.md

Added some info regarding the development dashboard and links to the slack.io team.
Update README.md
Update README.md
Merge pull request #124 from AAROC/master

Pulling in relevant code from master.