Simplified barycentric logic
Merge branch 'master' of https://github.com/biometrics/openbr
Removed debug statements
Merge branch 'master' of https://github.com/biometrics/openbr into events
Traverse the transform tree using properties

Look for properties with type Transform * or QList<Transform *> and for
getEvent, follow the tree using those, rather than having separate methods for
different transforms with children.