increased size of 'id' to 16 bit
increased size of 'id' to 16 bit

HaStr/kieker,kieker-monitoring/kieker,kieker-monitoring/kieker,HaStr/kieker,kieker-monitoring/kieker,leadwire-apm/leadwire-javaagent,leadwire-apm/leadwire-javaagent,kieker-monitoring/kieker,HaStr/kieker,HaStr/kieker,HaStr/kieker,kieker-monitoring/kieker