* doc/book/book/foreword.xml: Revert r10795 grammar tweak.
* doc/book/book/foreword.xml: Revert r10795 grammar tweak.

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