Change to transport is local *and* is localhost

Connection.connect() now requires that, in order to use LocalConnection,
you specify transport is local and that the hostname is localhost.

lib/ansible/connection.py

@@ -41,7 +41,7 @@ class Connection(object):
 
     def connect(self, host):
         conn = None
-        if self.transport == 'local' or self._LOCALHOSTRE.search(host):
+        if self.transport == 'local' and self._LOCALHOSTRE.search(host):
             conn = LocalConnection(self.runner, host)
         elif self.transport == 'paramiko':
             conn = ParamikoConnection(self.runner, host)