no need to remove ckeditor if there was not one
create function for diffs in line mode
test diff line mode
extend lineMode to allow using spaces as delimiters
use diffs in word mode
html tags are singled out as lines
Revert "html tags are singled out as lines"
This was creating problems when using "<" but not solving any.
This reverts commit d2114138122b0b5c075dc089708442b9cd6b3e97.