cleanup Route's on disconnect. use list instead of vector
fix disconnections in test
sum channels in ChannelRouter instead of copying
ChannelRouter docs
fix doxygen for Node::ChannelMode
added MultichannelOutput sample
added Node::supportsInPlaceProcessing() to facilitate ChannelRouter being dynamically re-routed
remove old and forgotten text file
added sample notes
added newly needed Context.h include in samples
added sample projects to Xcode test workspace