ManageSieve: added settings plugin version checking.

src/managesieve-login/managesieve-login-settings-plugin.c

@@ -28,6 +28,8 @@ static void (*next_hook_config_parser_begin)(struct config_parser_context *ctx)
 
 static void managesieve_login_config_parser_begin(struct config_parser_context *ctx);
 
+const char *managesieve_login_settings_version = DOVECOT_VERSION;
+
 void managesieve_login_settings_init(struct module *module ATTR_UNUSED)
 {
 	next_hook_config_parser_begin = hook_config_parser_begin;

src/managesieve/managesieve-settings.c

@@ -166,3 +166,5 @@ static bool managesieve_settings_verify
 }
 
 /* </settings checks> */
+
+const char *managesieve_settings_version = DOVECOT_VERSION;