Updated normalise line breaks to work with lists containing more than just text nodes
Added selectionSelectToEndOfElement
Added listBreakAtSelection function
Wrapped list item contents with p's
Updated listBreakAtSelection to work when seleciton is empty & at beginning & end of list element
Added revisions to example
Revert "Added revisions to example"

This reverts commit 7c51221293f95c53a5c4327c12d8928695e9d983.
Added revisions to example (reverse-merged from commit 7c51221293f95c53a5c4327c12d8928695e9d983)
Added unorderd list to example