Fixed dead links and linting

CONTRIBUTING.md

@@ -17,26 +17,26 @@ The APPUiO Charts project accepts contributions via GitHub pull requests. This d
 * Must include source GitHub repositories for images used in the Chart
 * Images should not have any major security vulnerabilities
 * Must be up-to-date with the latest stable Helm/Kubernetes features
-    * Use Deployments in favor of ReplicationControllers
+  * Use Deployments in favor of ReplicationControllers
 * Should follow Kubernetes best practices
-    * Include Health Checks wherever practical
-    * Allow configurable [resource requests and limits](http://kubernetes.io/docs/user-guide/compute-resources/#resource-requests-and-limits-of-pod-and-container)
+  * Include Health Checks wherever practical
+  * Allow configurable [resource requests and limits](http://kubernetes.io/docs/user-guide/compute-resources/#resource-requests-and-limits-of-pod-and-container)
 * Provide a method for data persistence (if applicable)
 * Support application upgrades
 * Allow customization of the application configuration
 * Provide a secure default configuration
 * Do not leverage alpha features of Kubernetes
-* Includes a [NOTES.txt](https://github.com/helm/helm/blob/master/docs/charts.md#chart-license-readme-and-notes) explaining how to use the application after install
-* Follows [best practices](https://github.com/helm/helm/tree/master/docs/chart_best_practices)
-  (especially for [labels](https://github.com/helm/helm/blob/master/docs/chart_best_practices/labels.md)
-  and [values](https://github.com/helm/helm/blob/master/docs/chart_best_practices/values.md))
+* Includes a [NOTES.txt](https://helm.sh/docs/topics/charts/#chart-license-readme-and-notes) explaining how to use the application after install
+* Follows [best practices](https://helm.sh/docs/chart_best_practices/)
+  (especially for [labels](https://helm.sh/docs/chart_best_practices/labels/)
+  and [values](https://helm.sh/docs/chart_best_practices/values/))
 
 ### Documentation requirements
 
 * Must include an in-depth `README.md`, including:
-    * Short description of the Chart
-    * Any prerequisites or requirements
-    * Customization: explaining options in `values.yaml` and their defaults
+  * Short description of the Chart
+  * Any prerequisites or requirements
+  * Customization: explaining options in `values.yaml` and their defaults
 * Must include a short `NOTES.txt`, including:
-    * Any relevant post-installation information for the Chart
-    * Instructions on how to access the application or service provided by the Chart
+  * Any relevant post-installation information for the Chart
+  * Instructions on how to access the application or service provided by the Chart