update Copyright info for VersionVDProj and update Makefile.am

vs_solutions/CASAInstall/Makefile.am

@@ -97,9 +97,11 @@ uninstall-local:
 #	cd $(DESTDIR)$(libdir); $(MONO)
 
 clean-local:
+	@echo [======== Cleaning Solution $(SFILES) ========]
+	"$(VSINSTALLDIR)/devenv" /clean $(TARGET_CFG) $(SFILES) 
 	if [ -d $(TARGET_CFG) ]; then  rm -rf $(TARGET_CFG); fi
 	if [ -d Debug ]; then  rm -rf Debug; fi
-	rm -rf build.log
+	if [ -f build.log ]; then  rm -f build.log; fi
 
 distclean-local: