DEV: db_id is not needed and confusing

DEV: db_id is not needed and confusing

remove db_id

diff --git a/README.md b/README.md
index f807e96..edfe8fc 100644
--- a/README.md
+++ b/README.md
@@ -35,7 +35,6 @@ mlp:
   host: dbhost
   pool: 5
   timeout: 5000
-  db_id: 1  # ensure db_id is unique for each site
   host_names:
     - discourse.equestria.com
     - discourse.equestria.internal
@@ -48,7 +47,6 @@ drwho:
   host: dbhost
   pool: 5
   timeout: 5000
-  db_id: 2 # ensure db_id is unique for each site
   host_names:
     - discuss.tardis.gallifrey
 `‍``
diff --git a/lib/tasks/generators.rake b/lib/tasks/generators.rake
index f4455ca..4f92798 100644
--- a/lib/tasks/generators.rake
+++ b/lib/tasks/generators.rake
@@ -14,7 +14,6 @@ task "multisite:generate:config" => :environment do
 #   host: localhost
 #   pool: 5
 #   timeout: 5000
-#   db_id: 1           # optionally include other settings you need
 #   host_names:
 #     - www.mysite.com
 #     - www.anothersite.com

GitHub sha: 2bb4d517