Set FSFS cache default size to 16 MB. This is the same default as for everybody else, namely the server processes. Thus, it should be reasonable value on the same machines.
Set FSFS cache default size to 16 MB. This is the same default as
for everybody else, namely the server processes. Thus, it should
be reasonable value on the same machines.

* subversion/svnadmin/main.c
  (options_table): update help
  (main): use the default cache size defined for everybody else for svnadmin as well


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@1079008 13f79535-47bb-0310-9956-ffa450edef68

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