Give editors a way to recognize svn log message files.
Give editors a way to recognize svn log message files.

Suggested by: Rafael Garcia-Suarez <raphel.garcia-suarez@hexaflux.com>

* subversion/clients/cmdline/util.c 
  (svn_cl__edit_externally): Name the file "svncommit.NNNNN.NNNNN.tmp"
  instead of "msg.NNNNN.NNNNN.tmp".

jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion