* Enforce `===` instead of `==`
* Fix confusing use of `!`
* Remove unused variables like `calcNext`, defined but never used
* Proper use of braces
* Move functions out of if/else statements
* Document unknown functions as Microsoft-specific
Built from https://develop.svn.wordpress.org/trunk@25995
git-svn-id: http://core.svn.wordpress.org/trunk@25928 1a063a9b-81f0-0310-95a4-ce76da25c4cd