Remove an obsolete caution from the installation instructions.
Remove an obsolete caution from the installation instructions.

* INSTALL
  No longer refer to the FAQ "Is Subversion stable enough?", since that was
  aimed at pre-1.0 users.  The FAQ now gives up-to-date information, but
  there is no longer any reason to refer to it here.

jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion