Various corrections:

Wolfgang added to AUTHORS.txt
    PhenomX4 target added
    profiles version updated
    slightly enhanced Dark theme
    --large-adress-aware included in the example cmake option file

rtengine/klt/error.h

@@ -0,0 +1,15 @@
+/*********************************************************************
+ * error.h
+ *********************************************************************/
+
+#ifndef _ERROR_H_
+#define _ERROR_H_
+
+#include <stdio.h>
+#include <stdarg.h>
+
+void KLTError(char *fmt, ...);
+void KLTWarning(char *fmt, ...);
+
+#endif
+