MRBS 1.12.2 等保2.0二级整改完整提交

包含：登录失败锁定、90天密码有效期、30分钟会话超时、
强制改密、登录审计日志、屏幕水印、企业背景图、
备案信息固定底部、favicon、登录页JS修复等全部改动

web/upgrade/60/mysql.sql

@@ -0,0 +1,13 @@
+#
+# Change remaining tables to use utf8mb4 charset instead of the now amibiguous utf8 charset.
+# (utf8 currently defaults to utf8mb3 but in a future release will default to utf8mb4).
+# Reduce the size of keyed fields to avoid bumping into the maximum size for a key.
+
+ALTER TABLE %DB_TBL_PREFIX%zoneinfo
+  CONVERT TO CHARSET utf8mb4 COLLATE utf8mb4_unicode_ci,
+  MODIFY timezone varchar(127) CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci DEFAULT '' NOT NULL,
+  MODIFY vtimezone text CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
+
+ALTER TABLE %DB_TBL_PREFIX%sessions
+  CONVERT TO CHARSET utf8mb4 COLLATE utf8mb4_unicode_ci,
+  MODIFY id varchar(191) CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci NOT NULL;

web/upgrade/60/pgsql.sql

@@ -0,0 +1,7 @@
+-- Bring PostgreSQL into line with MySQL.
+
+ALTER TABLE %DB_TBL_PREFIX%zoneinfo
+  ALTER COLUMN timezone TYPE varchar(127);
+ 
+ALTER TABLE %DB_TBL_PREFIX%sessions 
+  ALTER COLUMN id TYPE varchar(191);