Include email functions within upgrade

src/freedombone-upgrade

@@ -48,6 +48,8 @@ do
     source "$f"
 done
 
+source "/usr/share/${PROJECT_NAME}/base/${PROJECT_NAME}-base-email"
+
 read_config_param PROJECT_REPO
 read_config_param DEVELOPMENT_BRANCH
 read_config_param DEFAULT_DOMAIN_NAME