There are five living former First Ladies: Rosalynn Carter, wife of Jimmy Carter; Nancy Reagan, widow of Ronald Reagan; Barbara Bush, wife of George H. W. Bush; Hillary Clinton, wife of Bill Clinton; and Laura Bush, wife of George W. Bush. The first First Lady was Martha Washington, married to George Washington.
<meta http-equiv=X-UA-Compatible content=IE=edge> Just a little bit cleaner version of IE=edge. Should accomplish the same thing as what you're using. As far as <meta name=format-detection content=telephone=no>, I considering this to be a similar issue to disabling zooming. Disabling default functionality is typically a bad practice if it can be avoided.
But the most important META tag you should include on your web documents is the character set, or charset. This is important for the security of your web pages. In HTML 4.01, you would write: <meta http-equiv=content-type content=text/html; charset=utf-8>.