FSNoSrvF -- F-Secure No Server Fallback. Removes the Last Known Good server settings.

For #51538 - FSMA falls back to previous management server 

Purpose: Change the OID_FSMA_lkgSettingsInitialized setting to Not Initialized,
         in order to re-set the LKG settings to the present server address.
         A "Poll Now" message is sent afterwards in order for the LKG settings
         to be updated.

Error codes:
 0  -  Success
 1  -  FSMA Initialization failed
 2  -  Error retrieving the Last Known Good Settings Initialized setting
 3  -  Failed changing the Last Known Good Settings Initialized setting to uninitalized
 4  -  Failed to send poll server message
 5  -  Last Known Good Settings Initialized is not set - nothing to change