Merge pull request #20 from csalajan/master

Group Study Front End
group study fixes
Merge pull request #21 from mhender24/master

group study fixes
group study fixes
Merge pull request #22 from mhender24/master

group study fixes
Merge pull request #24 from csalajan/master

Lotto System Update
added facilitator
fixed facilitator
Merge pull request #25 from mhender24/master

added facilitator
Added classes to Group Study. Added report page for Group Study