User manager fixes:
User manager fixes:

- When adding a new host specify 'PASSWORD' after 'IDENTIFIED BY' to indicate to the server that the password has already been hashed. Fixes issue #856.
- Localize and replace a few modal error dialogs with use of SPBeginAlertSheet().
- Fix an error when specifying empty passwords for users.

vieten/sequel-pro,Shooter7119/sequel-pro,brittneybrinsfield/sequel-pro,brittneybrinsfield/sequel-pro,vieten/sequel-pro,brittneybrinsfield/sequel-pro,Shooter7119/sequel-pro,Shooter7119/sequel-pro,vieten/sequel-pro,brittneybrinsfield/sequel-pro,Shooter7119/sequel-pro,vieten/sequel-pro,Shooter7119/sequel-pro