Fixed #9412 -- Corrected a couple of typos in the custom model field doc.  Thanks carljm.
Fixed #9412 -- Corrected a couple of typos in the custom model field doc.  Thanks carljm.


git-svn-id: 4f9f921b081c523744c7bf24d959a0db39629563@9314 bcc190cf-cafb-0310-a4f2-bffc1f526a37

jamespacileo/django-france,Smarsh/django,sam-tsai/django-old,skevy/django,Instagram/django,mitsuhiko/django,alex/django-old,disqus/django-old,disqus/django-old,Smarsh/django,bfirsh/django-old,alex/django-old,bfirsh/django-old,alex/django-old,jamespacileo/django-france,django-nonrel/django-nonrel,skevy/django,django-nonrel/django-nonrel,Smarsh/django,django-nonrel/django-nonrel,mitsuhiko/django,t11e/django,sam-tsai/django-old,sam-tsai/django-old,Smarsh/django,dcramer/django-compositepks,t11e/django,sam-tsai/django-old,dcramer/django-compositepks,disqus/django-old,skevy/django,Instagram/django,jamespacileo/django-france,mitsuhiko/django,bfirsh/django-old,dcramer/django-compositepks,Instagram/django,t11e/django