add intl ini value

php.ini-development

@@ -1018,6 +1018,10 @@ default_socket_timeout = 60
 
 [intl]
 ;intl.default_locale =
+; This directive allows you to produce PHP errors when some error
+; happens within intl functions. The value is the level of the error produced.
+; Default is 0, which does not produce any errors.
+;intl.error_level = E_WARNING
 
 [sqlite]
 ; http://php.net/sqlite.assoc-case

php.ini-production

@@ -1018,6 +1018,10 @@ default_socket_timeout = 60
 
 [intl]
 ;intl.default_locale =
+; This directive allows you to produce PHP errors when some error
+; happens within intl functions. The value is the level of the error produced.
+; Default is 0, which does not produce any errors.
+;intl.error_level = E_WARNING
 
 [sqlite]
 ; http://php.net/sqlite.assoc-case