DatagramConnection: Skip unnecessary reinitialization of the deserializer
DatagramConnection: Reset the sender queue for clear operation
DatagramConvergenceLayer: Logging improved.
Statistic Logger module removed
Notifier modules removed
DatagramConnection: Print flags as int instead of a char.
DatagramConvergenceLayer: Use find() method instead of manual iteration
Bundle: Add comparison operators for BundleID and MetaBundle
MemoryBundleStorage: Add logging tag and use find for bundle lookup
Remove unittests of already removed classes.
Eliminate some warnings.