Merge pull request #128 from deba/mahesh

Pulling latest changes
Merge pull request #129 from deba/nairutee

Nairutee
Merge pull request #130 from deba/komal

Komal
The type constants are added namely Diagram,DiagramType
,DiagramtypeShapetypes , Shape , ShapeType ,SpaceServices .
Merge pull request #131 from deba/kiran

Kiran
Merge pull request #132 from deba/vikram

Vikram
Merge pull request #133 from deba/komal

Merge pull request #132 from deba/vikram
added a variable for participant Contact Entity.
Merge pull request #134 from deba/vikram

Vikram