Update example C client application to match various recent API changes. Minor refactoring of line reading code.
Update example C client application to match various recent API changes.
Minor refactoring of line reading code.

Patch by: Martin Furter <mf@rola.ch>
          me

* tools/examples/minimal_client.c
  (my_prompt_callback): removed
  (prompt_and_read_line): new function.
  (my_simple_prompt_callback): new function.
  (my_username_prompt_callback): new function.
  (main): pass new callbacks where appropriate, and use the updated
   svn_config API.


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@847133 13f79535-47bb-0310-9956-ffa450edef68

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