Tokenizer part of the changes to support CDATA sections in foreign content
Tokenizer part of the changes to support CDATA sections in foreign content

--HG--
extra : transplant_source : %7C9%04%C8%F3%ED%C6%12%A9%C8%5E1%C2J%A2%1Ak%23T%CC

gsnedders/html5lib-python,alex/html5lib-python,alex/html5lib-python,dstufft/html5lib-python,html5lib/html5lib-python,html5lib/html5lib-python,ordbogen/html5lib-python,gsnedders/html5lib-python,mgilson/html5lib-python,mindw/html5lib-python,alex/html5lib-python,ordbogen/html5lib-python,ordbogen/html5lib-python,mgilson/html5lib-python,dstufft/html5lib-python,html5lib/html5lib-python,mgilson/html5lib-python,mindw/html5lib-python,mindw/html5lib-python,dstufft/html5lib-python