Remove the

// Indentation settings for Vim and Emacs
etc. lines from all files, as Campbell's patch (except for other changes to Languages.cpp)

src/RingBuffer.h

@@ -44,15 +44,3 @@ class RingBuffer {
 };
 
 #endif /*  __AUDACITY_RING_BUFFER__ */
-
-// Indentation settings for Vim and Emacs and unique identifier for Arch, a
-// version control system. Please do not modify past this point.
-//
-// Local Variables:
-// c-basic-offset: 3
-// indent-tabs-mode: nil
-// End:
-//
-// vim: et sts=3 sw=3
-// arch-tag: 43b69817-059c-4f4a-87e5-b19b2bcc75fb
-