More revision to the text of 'svn help merge'.
More revision to the text of 'svn help merge'.

* subversion/svn/main.c
  (svn_cl__cmd_table): Tweak text.

git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@1383680 13f79535-47bb-0310-9956-ffa450edef68

YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion