win32 bzr diff: lots of "(properties changed: -x to +x)"

Here's what happens when I run bzr diff sometimes on wget
=== modified file '.x-sc_po_check' (properties changed: -x to +x)
=== modified file '.x-sc_trailing_blank' (properties changed: -x to +x)
=== modified file 'ABOUT-NLS' (properties changed: -x to +x)
=== modified file 'AUTHORS' (properties changed: -x to +x)
=== modified file 'COPYING' (properties changed: -x to +x)
=== modified file 'ChangeLog' (properties changed: -x to +x)
=== modified file 'ChangeLog.README' (properties changed: -x to +x)
=== modified file 'MAILING-LIST' (properties changed: -x to +x)
=== modified file 'Makefile.am' (properties changed: -x to +x)
=== modified file 'NEWS' (properties changed: -x to +x)
=== modified file 'README' (properties changed: -x to +x)
=== modified file 'README.checkout' (properties changed: -x to +x)
=== modified file 'bootstrap.conf' (properties changed: -x to +x)
=== modified file 'build-aux/link-warning.h' (properties changed: -x to +x)
=== modified file 'cfg.mk' (properties changed: -x to +x)
=== modified file 'configure.ac' (properties changed: -x to +x)

etc etc

$ bzr --version
Bazaar (bzr) 2.5.0
  Python interpreter: c:\Program Files\Bazaar\python26.dll 2.6.6
  Python standard library: c:\Program Files\Bazaar\lib\library.zip
  Platform: Windows-Vista-6.0.6002-SP2
  bzrlib: c:\Program Files\Bazaar\lib\library.zip\bzrlib
  Bazaar configuration: C:/Users/Internet/AppData/Roaming/bazaar/2.0
  Bazaar log file: C:\Users\Internet\Documents\.bzr.log

Thanks