Bug fix 15992 - Line breaks within script and style were not getting counted
Related to bug 15423 - Rectified a glitch in Nav. DTD code where a doctype tag
was opening up a body.
Userdefined tags are now treated as containers.
Added Kipp's Leaky Tool
r=pollmann.
git-svn-id: svn://10.0.0.236/trunk@50722 18797224-902f-48f8-a5cc-f745e15eee43