TTAudioSignalArray : setting the sample rate of all signals only tries to set the sample rate of all actual signals, not the maximum allowable number of signals.  Fixes #695.
TTAudioSignalArray : setting the sample rate of all signals only tries to set the sample rate of all actual signals, not the maximum allowable number of signals.  Fixes #695.

eriser/JamomaCore,eriser/JamomaCore,eriser/JamomaCore,eriser/JamomaCore,jamoma/JamomaCore,jamoma/JamomaCore,eriser/JamomaCore,jamoma/JamomaCore,jamoma/JamomaCore,jamoma/JamomaCore,jamoma/JamomaCore,jamoma/JamomaCore,eriser/JamomaCore,eriser/JamomaCore,eriser/JamomaCore