Move functions into new file SelectUtilities.cpp ...

... so that other files do not have link dependency on SelectMenus.cpp

The new file enlarges the big s.c.c. to 24

src/SelectUtilities.h

@@ -0,0 +1,33 @@
+/**********************************************************************
+ 
+ Audacity: A Digital Audio Editor
+ 
+ SelectUtilities.h
+ 
+ Paul Licameli split from SelectMenus.h
+ 
+ **********************************************************************/
+
+#ifndef __AUDACITY_SELECT_UTILITIES__
+#define __AUDACITY_SELECT_UTILITIES__
+
+class AudacityProject;
+class Track;
+
+/// Namespace for functions for Select menu
+namespace SelectUtilities {
+
+void DoSelectTimeAndTracks(
+   AudacityProject &project, bool bAllTime, bool bAllTracks);
+void SelectAllIfNone( AudacityProject &project );
+void SelectNone( AudacityProject &project );
+void DoListSelection(
+   AudacityProject &project, Track *t,
+   bool shift, bool ctrl, bool modifyState );
+void DoSelectAll( AudacityProject &project );
+void DoSelectAllAudio( AudacityProject &project );
+void DoSelectSomething( AudacityProject &project );
+
+}
+
+#endif