* helm lib update
* helm handler requires kubernetes deployer to modify helm deployed resources
* AddAppLabels updated to be more generic - support for adding multiple labels using map
* path installed helm release manifest with portainer labels using kubectl
* updated helm handler unit tests to use mock KubernetesDeployer
* adding labels to manifest retrieved from release
* optional namespace support for k8s raw manifest deployment
* - inline postprocessing support when extracting
- get namespace from yaml support
- added and updated tests
* lowercase error wrapping
* updated libhelm dep