build: search headers in all source directories

* removed paths in include directives
* changed cmake to provide necessary header search paths
* changed name of version.h to productVersion.h due to name conflict

src/app/main.cpp

@@ -1,4 +1,4 @@
-#include "includes.h" // defines 'void setup(int argc, char *argv[])'
+#include "includes.h"
 
 #include <csignal>
 
@@ -6,34 +6,34 @@
 #include "LanguagePackageCxx.h"
 #include "LanguagePackageJava.h"
 #include "LanguagePackageManager.h"
-#include "project/SourceGroupFactory.h"
-#include "project/SourceGroupFactoryModuleCxx.h"
-#include "project/SourceGroupFactoryModuleJava.h"
-#include "qt/network/QtNetworkFactory.h"
-#include "qt/QtApplication.h"
-#include "qt/QtCoreApplication.h"
-#include "qt/utility/utilityQt.h"
-#include "qt/view/QtViewFactory.h"
-#include "qt/window/QtEulaWindow.h"
-#include "settings/ApplicationSettings.h"
-#include "utility/commandline/CommandLineParser.h"
-#include "utility/logging/ConsoleLogger.h"
-#include "utility/logging/FileLogger.h"
-#include "utility/logging/logging.h"
-#include "utility/logging/LogManager.h"
-#include "utility/messaging/type/MessageInterruptTasks.h"
-#include "utility/messaging/type/MessageLoadProject.h"
-#include "utility/messaging/type/MessageStatus.h"
-#include "utility/ResourcePaths.h"
-#include "utility/ScopedFunctor.h"
-#include "utility/text/TextAccess.h"
-#include "utility/UserPaths.h"
-#include "utility/utility.h"
-#include "utility/utilityApp.h"
-#include "utility/utilityCxx.h"
-#include "utility/utilityPathDetection.h"
-#include "utility/Version.h"
-#include "version.h"
+#include "SourceGroupFactory.h"
+#include "SourceGroupFactoryModuleCxx.h"
+#include "SourceGroupFactoryModuleJava.h"
+#include "QtNetworkFactory.h"
+#include "QtApplication.h"
+#include "QtCoreApplication.h"
+#include "utilityQt.h"
+#include "QtViewFactory.h"
+#include "QtEulaWindow.h"
+#include "ApplicationSettings.h"
+#include "CommandLineParser.h"
+#include "ConsoleLogger.h"
+#include "FileLogger.h"
+#include "logging.h"
+#include "LogManager.h"
+#include "MessageInterruptTasks.h"
+#include "MessageLoadProject.h"
+#include "MessageStatus.h"
+#include "ResourcePaths.h"
+#include "ScopedFunctor.h"
+#include "TextAccess.h"
+#include "UserPaths.h"
+#include "utility.h"
+#include "utilityApp.h"
+#include "utilityCxx.h"
+#include "utilityPathDetection.h"
+#include "Version.h"
+#include "productVersion.h"
 
 void signalHandler(int signum)
 {