docs: Document install/delete using kubectl -k option

Signed-off-by: Sachin Prabhu <[email protected]>

Author: spuiuk

README.md

@@ -32,7 +32,6 @@ must support Services with type `LoadBalancer`.
 
 In order to install the CRDs, other resources, and start the operator,
 invoke:
-
 ```
 make deploy
 ```
@@ -47,6 +46,16 @@ To delete the operator and CRDs from the cluster, run:
 make delete-deploy
 ```
 
+Alternatively, if you do not wish to use make tools to deploy the operator, you can also use the kubectl command in the following manner.
+```
+kubectl apply -k config/default
+```
+
+To remove the operator and all related resources, use:
+```
+kubectl delete -k config/default
+```
+
 ### Creating new Shares
 
 #### Use a PVC you define