Added support for nested group structures
Fixed bug when group is nil
Embedded scripts
Merge pull request #21 from mmicko/master

Fix for cases when tables are not defined
Merge pull request #22 from teddemunnik/pr/group_hierarchy

Added support for group hierarchies
Updated README.
Fix for startup project not being set when using groups
Embedded scripts
Fix for startup project getting reset after re-running genie.
Embedded scripts
Merge pull request #23 from teddemunnik/pr/fix-group-startup-order

Fix for startup project when using groups
Merge pull request #24 from teddemunnik/pr/fix-startup-project

Fixed startup project getting reset after re-running genie
Updated README.