Added < and * for file types, try-catch around actual load and save methods
Removed two ".ToUpper()" in conversion to label-style (GenerateLabels());
Corrected errors in EmptyDxx-functions and recognition of base dir in projects
introduced clsRefList to bundle XRef functionality (from modUtility),
frmCharSet now also handles keyboard strokes
Diskmanager now uses controls, PETTextBox +CharColor (enum),
PETTextBox can now be focused using the mouse, including cursor positioning
+PETFileListView, +PETTextBox, frmDisk now with controls