Index: denali.pro
===================================================================
diff -u -re02b2d465b145702dc41965b2e7da154857eea75 -r805119c460b4a266d6401c8705f4427e7fbe270f
--- denali.pro	(.../denali.pro)	(revision e02b2d465b145702dc41965b2e7da154857eea75)
+++ denali.pro	(.../denali.pro)	(revision 805119c460b4a266d6401c8705f4427e7fbe270f)
@@ -1,4 +1,4 @@
-QT += widgets qml quick serialbus
+QT += widgets qml quick serialbus concurrent
 CONFIG += c++17 warn_on
 QMAKE_CXXFLAGS += -Wall -Werror
 
@@ -38,20 +38,21 @@
     sources/applicationpost.h \
     sources/canbus/caninterface.h \
     sources/canbus/frameinterface.h \
+    sources/canbus/messageacknowmodel.h \
     sources/canbus/messagebuilder.h \
     sources/canbus/messagedispatcher.h \
     sources/canbus/messageglobals.h \
     sources/canbus/messageinterpreter.h \
-    sources/configuration/display.h \
-    sources/configuration/sound.h \
+#    sources/configuration/display.h \
+#    sources/configuration/sound.h \
     sources/gui/guiglobals.h \
     sources/gui/guiview.h \
     sources/gui/guicontroller.h \
     sources/main.h \
     sources/maintimer.h \
     sources/storage/filehandler.h \
     sources/storage/logger.h \
-    sources/storage/settings.h \
+#    sources/storage/settings.h \
     sources/storage/storageglobals.h \
     sources/storage/usbwatcher.h \
     sources/threads.h \
@@ -65,18 +66,19 @@
     sources/applicationpost.cpp \
     sources/canbus/caninterface.cpp \
     sources/canbus/frameinterface.cpp \
+    sources/canbus/messageacknowmodel.cpp \
     sources/canbus/messagebuilder.cpp \
     sources/canbus/messagedispatcher.cpp \
     sources/canbus/messageinterpreter.cpp \
-    sources/configuration/display.cpp \
-    sources/configuration/sound.cpp \
+#    sources/configuration/display.cpp \
+#    sources/configuration/sound.cpp \
     sources/gui/guiglobals.cpp \
     sources/gui/guiview.cpp \
     sources/gui/guicontroller.cpp \
     sources/maintimer.cpp \
     sources/storage/filehandler.cpp \
     sources/storage/logger.cpp \
-    sources/storage/settings.cpp \
+#    sources/storage/settings.cpp \
     sources/storage/storageglobals.cpp \
     sources/storage/usbwatcher.cpp \
     sources/threads.cpp \
@@ -106,6 +108,7 @@
     QMAKE_CFLAGS   += $$COVERAGE_OPTIONS
     QMAKE_CXXFLAGS += $$COVERAGE_OPTIONS
     QMAKE_LFLAGS   += $$COVERAGE_OPTIONS
+    DEFINES += SQUISH_COCO_BULD
 }
 
 tst_canbus {
@@ -144,6 +147,18 @@
         unittests/tst_utilities.cpp
 }
 
+tst_acknow {
+    message(Building with QtTest test case acknow)
+    QT      += testlib
+    DEFINES += UNIT_TEST \
+        TEST_CLASS_INCLUDE=\\\"unittests/tst_acknow.h\\\" \
+        TEST_CLASS_NAME=tst_acknow
+    HEADERS += \
+        unittests/tst_acknow.h
+    SOURCES +=  \
+        unittests/tst_acknow.cpp
+}
+
 # Additional import path used to resolve QML modules in Qt Creator's code model
 QML_IMPORT_PATH =