GH-1927 Add more specific task status logging

* Tasks are now described by class name and object name (or memory address).
* Tasks starts are logged.
* Aborted tasks are now treated just as the other cases.

api/logic/minecraft/onesix/update/FoldersTask.cpp

@@ -3,6 +3,7 @@
 #include <QDir>
 
 FoldersTask::FoldersTask(OneSixInstance * inst)
+	:Task()
 {
 	m_inst = inst;
 }