Add FlatBuffers & MessagePack examples

- Add FlatBuffers serialization example to Tutorial 3
 - Add MessagePack serialization example to Tutorial 3
 - Performance improvements in Boost serialization example
 - Use `GetEntriesFast()` for FairTestDetectorRecoTask
 - Use `Clear()` instead of `Delete()` in MQ parts of Tutorial 3
 - Fix CMake variables from preventing compilation without nanomsg.
 - create macro/data directories in install directory
 - Get rid of data duplication in fill_parameters.C
 - Various cleanups and fixes

fairmq/options/FairProgOptions.cxx

@@ -32,7 +32,6 @@ FairProgOptions::FairProgOptions() :
                         fVarMap(),
                         fSeverityMap()
 {
-    // define generic options
     fGenericDesc.add_options()
         ("help,h", "produce help")
         ("version,v", "print version")