Cleaned up tutorial testing code
Merge remote-tracking branch 'upstream/master'
add iframe from tryItYourself.html
Merge remote-tracking branch 'upstream/master'
Add iframe using tryItYourself now works
Removed old code
Can add checks for a iframe using a method now.
Merge pull request #43 from sandyphan/master

More contents to reference page
Merge pull request #44 from SHeimlich/master

Factoring out the iframe
iframe object appears to be working.
Merge pull request #45 from SHeimlich/master

Iframe object (first draft) is working