* subversion/libsvn_fs_fs/caching.c   (init_callbacks, init_txn_callbacks): improve docstrings
* subversion/libsvn_fs_fs/caching.c
  (init_callbacks, init_txn_callbacks): improve docstrings

Suggested by: julianfoad

git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@1130624 13f79535-47bb-0310-9956-ffa450edef68

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