fix based on test case from jw
Merge pull request #34 from Pomax/jwtc1

fixes based on test case reported in https://github.com/Pomax/DOM-diff/issues/33
added index file for live example page
fixed typo
minor heading changes
Added some roughlyEqual tests

I branched off the wrong branch before, so I am just pasting my progress
here.
Added the last test cases for roughlyEqual

Also fixed some typos
fixed some typos
Revert "minor heading changes"

This reverts commit 97447281ec9d74c301c822245be6ea543f650799.
Revert "fixed typo"

This reverts commit e37dd51c58e31081f49e765f03db660e19e32ac1.
Revert "added index file for live example page"

This reverts commit d65da461cf5b73e8f2ac49f66a4ee4be682ca95e.
Removed equalResult variable to make it simpler
changed wording for the test

comparing a span and p tags
Made test make more sense

This tests the first-level children if they are different. <ul> vs <ol>
Polished up the test cases to make more sense

added some clearer comments as well.
Lower cased "NOT" and added another test case
Fixed a typo, cats are not dogs