Update rcube_imap_generic.php

remove sensless version_compare(). Min PHP Version is 5.2.1 so is a check of PHP 5.1.0 sensless. So never occurs.

program/lib/Roundcube/rcube_imap_generic.php

@@ -800,7 +800,6 @@ class rcube_imap_generic
 
         // TLS connection
         if ($this->prefs['ssl_mode'] == 'tls' && $this->getCapability('STARTTLS')) {
-            if (version_compare(PHP_VERSION, '5.1.0', '>=')) {
             $res = $this->execute('STARTTLS');
 
             if ($res[0] != self::ERROR_OK) {
@@ -817,7 +816,6 @@ class rcube_imap_generic
             // Now we're secure, capabilities need to be reread
             $this->clearCapability();
         }
-        }
 
         // Send ID info
         if (!empty($this->prefs['ident']) && $this->getCapability('ID')) {