Update reference.md

Author: csviri

docs/reference.md

@@ -250,11 +250,11 @@ or for Deployment:
 `glue.operator.resource-label-selector.apps/v1#Deployment=mylabel=samplevalue`
 
 
-## Extending qute templating engine
+## Qute templating engine extensions
 
 [Qute templating engine](https://quarkus.io/guides/qute) is very flexible.
-We extend it only we two additional functions, to decode and encode base64 values. More might come in the future.
-You can call these on every string of byte array, using `decodeBase64` and `encodeBase64` keywords.
+We extend it with only two additional functions: to decode and encode base64 values. More might come in the future.
+You can call these on every string of byte array, using `decodeBase64` and `encodeBase64` keywords. Sample usage:
 
 ```yaml
  resourceTemplate: |
@@ -270,7 +270,7 @@ You can call these on every string of byte array, using `decodeBase64` and `enco
 
 ```
 
-See the full example [here](https://github.com/java-operator-sdk/kubernetes-glue-operator/blob/main/src/test/resources/glue/CopySecretToConfigMap.yaml).
+See the complete example [here](https://github.com/java-operator-sdk/kubernetes-glue-operator/blob/main/src/test/resources/glue/CopySecretToConfigMap.yaml).
 
 ## Implementation details and performance