Schema or Structured microdata

I use dreamweaver for templates in wordpress and like to know if anyone knows 1) a good extention for schema in dreamweaver or 2) how to keep the schema code active as the code in wordpress is taken out if you move from the text (or HTML) code view to the Visual view, when you go back to the code view your schema is taken out. i have 4 of my first blogs done with Schema

Also google has just changed the article criteria so all articles before 3 days ago need to be...

Schema or Structured microdata

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