TTDictionary: whitespace
Foundation: switching TTSymbol pass-by-reference to pass-by-value, setAttributeValue() switched from a set of ugly and broken macros to overloaded c++ templates.
TTAudioObjectBase: no longer using superfluous casting since it is no longer required.
TrajectoryLib: build fixes for recent changes in the Foundation.
FilterLib: addressing compiler warnings, Xcode warnings, and removing unneeded casting of values.
TTPulseSub: build fixes for recent changes in the Foundation
TTLimiter: now used the new TTAudioObject to manage member object instances.
TTOverdrive: now uses the new TTAudioObject to manage member object instances.
Audiograph unit test build fixes for recent changes in the Foundation
Graph: xcode project update.