simplenews 6.x-1.0-rc3

We're getting close to the 1.0 release. Thanks to all who reported and helped to fix these bugs.

Bug fixes

#356607 by sutharsan: Fixed Newsletter vocab created without a name.
#348392 by sutharsan: Fixed Raw HTML characters in newsletter title and from address.
Fixed double watchdog debug message for test email.
Fixed watchdog debug email wrong type.
#356784 by justinrandell: Fixed notices when using tokens.
#356266 by jhedstrom: Fixed test email confirmation message not displayed.
#277733 by sutharsan: Fixed confirmation link results in a 404 page not found.
#356181 by sutharsan: Fixed Missing node type assignement of newsletter vocabulary causes FAPI error message.
#355338 by dlane: Fixed Invalid call to node_load() in simplenews_mail_mail().