Added support for apostrophes to the caps filter
Added support for apostrophes to the caps filter

It should be noted that this only supports "dumb" single prime apostrophes. Be sure to call smartypants after the caps filter.

git-svn-id: 801b3b94c1575d7c90b3c6499b180e29fcebd1f1@14 a37c9311-d62f-0410-a16a-c50513983d21

hyde/typogrify,callowayproject/django-typogrify,Chimrod/typogrify,printerpam/typogrify