fix(pkg/engine): Catch non-templating errors when rendering templates
fix(pkg/engine): Catch non-templating errors when rendering templates

Signed-off-by: Ian Howell <8da6061b6a1e98566d14f6fe23bfbbc91025082f@gmail.com>

bacongobbler/helm,helm/helm,michelleN/deployment-manager,bacongobbler/helm,adamreese/deployment-manager,adamreese/deployment-manager,adamreese/deployment-manager,adamreese/helm,adamreese/deployment-manager,michelleN/deployment-manager,michelleN/deployment-manager,helm/helm,michelleN/deployment-manager,adamreese/deployment-manager,adamreese/helm