Fix for Issue #551.
Fix for Issue #551.

* main.c

  (main): No need to be abort()-ing just because someone got their
  command-line args all messed up.

git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@840481 13f79535-47bb-0310-9956-ffa450edef68

wbond/subversion,wbond/subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,wbond/subversion,wbond/subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,wbond/subversion,YueLinHo/Subversion,YueLinHo/Subversion,wbond/subversion,wbond/subversion