Removed the codacy coverage badge. It use to work, but it has just been stating 0% for a while now.

Author: jb-lopez

README.md

@@ -2,8 +2,6 @@
 
 [![Codacy Badge](https://api.codacy.com/project/badge/Grade/221a58d6d99943688ff68ca1141a1c86)](https://www.codacy.com/app/jbspublic/phpTraderInterface?utm_source=github.com&utm_medium=referral&utm_content=LupeCode/phpTraderInterface&utm_campaign=Badge_Grade)
 
-[![Codacy Badge](https://api.codacy.com/project/badge/Coverage/221a58d6d99943688ff68ca1141a1c86)](https://www.codacy.com/app/jbspublic/phpTraderInterface?utm_source=github.com&utm_medium=referral&utm_content=LupeCode/phpTraderInterface&utm_campaign=Badge_Coverage)
-
 This is an interface to the PHP Trader Extension.
 The PHP Trader Extension is available from <http://pecl.php.net/package/trader>.
 The extension and the source for it can be downloaded there.