A simple plugin to update URLs or other text in a database.
About Emergency Password Reset
This plugin helps improve the security of your website by preventing the use of the username "admin", resetting all passwords and sending a warning to all users. It also allows you to change the SALTS, which logs out all users.Screenshots

Changelog
9.0
- Check nonce for settings change to prevent CSRF
8.0
- Emails sent in batches of 10 as BCC, to avoid crashes and email errors
7.0
- Setttings to change email name, from and message
6.2
- Translation ready
6.1
- New username when changing from “admin” properly sanitized.
6.0
- Don’t allow a user to reset admin username to empty field!
5.0
- Added WordPress reset “salt keys” to secure your site – Dashboard>Settings>Reset SALTs
4.0
- Updated deprecated functions
3.0
- Updated reset link
2.0
- Password reset link sent
1.0
- Sends link to reset password page rather than new password
0.5
- Form to change username from “admin”
0.4
- Shows WP 4.0 compatability
0.3
- Add Screenshot
0.2
- Correct the title in readme.txt!
0.1
- Initial release