Update feature-gates.md (#2829)

* Update feature-gates.md

Fixed a typo.

* Update install.md

Updated the k8s CRD documentation link

* Update crd-implementation.md

Updated the k8s CRD documentation link

docs/feature-gates.md

@@ -7,16 +7,16 @@ layout: docwithnav
 
 Feature gates are a set of key=value pairs that describe alpha or experimental
 features and can be turned on or off by specifying the key=value pair in the
-arguments list when launching the Service Catalog executable.  A new geature
+arguments list when launching the Service Catalog executable.  A new feature
 gate should be created when introducing new features that may break existing
 functionality or introduce instability.
 
 The following table is a summary of the feature gates that you can set on
-different Service Catalog.
+different versions of Service Catalog.
 
-- The "Since" column contains the Service Catalog release when a feature is
-  introduced or its release stage is changed.
-- The "Until" column, if not empty, contains the last Service Catalog release in
+- The "Since" column specifies the Service Catalog release when a feature was
+  introduced or its release stage was changed.
+- The "Until" column, if not empty, specifies the last Service Catalog release in
   which you can still use a feature gate.
 
 | Feature | Default | Stage | Since | Until |

docs/install.md

@@ -4,7 +4,7 @@ layout: docwithnav
 ---
 
 Starting from version 0.3.x, Service Catalog uses [Admission Webhooks](https://kubernetes.io/docs/reference/access-authn-authz/extensible-admission-controllers/#what-are-admission-webhooks)
-to manage custom resources. It uses [Additional Printer Columns](https://kubernetes.io/docs/tasks/access-kubernetes-api/custom-resources/#additional-printer-columns)
+to manage custom resources. It uses [Additional Printer Columns](https://kubernetes.io/docs/tasks/extend-kubernetes/custom-resources/custom-resource-definitions/#additional-printer-columns)
 so you can use `kubectl` to interact with Service Catalog.
 
 The rest of this document details how to:

docs/proposals/crd-implementation.md

@@ -4,7 +4,7 @@
 
 The API server custom features were migrated to the admission webhook approach.
 
-The table converter API server feature was migrated to the [Additional Printer Columns](https://kubernetes.io/docs/tasks/access-kubernetes-api/custom-resources/#additional-printer-columns) feature.
+The table converter API server feature was migrated to the [Additional Printer Columns](https://kubernetes.io/docs/tasks/extend-kubernetes/custom-resources/custom-resource-definitions/#additional-printer-columns) feature.
 
 ## Project changes