fix wiki history bug
fix wiki history bug

clinwiki-org/clinwiki,clinwiki-org/clinwiki,clinwiki-org/clinwiki,clinwiki-org/cw-app,clinwiki-org/clinwiki,clinwiki-org/cw-app,clinwiki-org/clinwiki,clinwiki-org/cw-app,clinwiki-org/cw-app