fix some documents

Author: tenzen-y

README.md

@@ -159,10 +159,10 @@ kubectl apply -k "github.com/kubeflow/katib.git/manifests/v1beta1/installs/katib
 
 ## Release Version
 
-For the specific Katib release (for example `v0.11.1`) run this command:
+For the specific Katib release (for example `v0.12.0`) run this command:
 
 ```
-kubectl apply -k "github.com/kubeflow/katib.git/manifests/v1beta1/installs/katib-standalone?ref=v0.11.1"
+kubectl apply -k "github.com/kubeflow/katib.git/manifests/v1beta1/installs/katib-standalone?ref=v0.12.0"
 ```
 
 Make sure that all Katib components are running:

docs/developer-guide.md

@@ -120,10 +120,6 @@ You can find the `cert-generator` source code [here](../cmd/cert-generator/v1bet
 
 Please see [new-algorithm-service.md](./new-algorithm-service.md).
 
-## Algorithm settings documentation
-
-Please see [algorithm-settings.md](./algorithm-settings.md).
-
 ## Katib UI documentation
 
 Please see [Katib UI README](https://github.com/kubeflow/katib/tree/master/pkg/ui/v1beta1).