remove --set-file option and add --values to readme

Readme.md

@@ -91,6 +91,7 @@ $ deployer undeploy \
 * `--service-account`: this is the name of the service-account, that is used to perform the deployment. This string is provided by the k8s-admin
 * `--name`: sets the name of the deployment.
 * `--charts`: sets the path where the helm-charts reside.
+* `--values`: overrides the values from `Values.yaml` in the helm-charts with values in the specified YAML file. May be provided multiple times. 
 * `--set`: overrides the values from `Values.yaml` in the helm-charts. Provide multiple `--set`-options if you want to provide multiple overrides.
 * `--set-string`: overrides the values from `Values.yaml` in the helm-charts as string. Provide multiple `--set-string`-options if you want to provide multiple overrides.
 

assets/deployer

@@ -28,7 +28,7 @@ if [[ ${PIPESTATUS[0]} -ne 4 ]]; then
 fi
 
 OPTIONS=
-LONGOPTS=docker-config:,tag:,build-arg:,values:,set:,set-string:,:set-file,charts:,name:,token:,certificate-authority:,namespace:,cluster-url:,service-account:,output:,input:
+LONGOPTS=docker-config:,tag:,build-arg:,values:,set:,set-string:,charts:,name:,token:,certificate-authority:,namespace:,cluster-url:,service-account:,output:,input:
 
 # -use ! and PIPESTATUS to get exit code with errexit set
 # -temporarily store output to be able to check for errors
@@ -58,7 +58,7 @@ while true; do
 			buildargs="${buildargs} $2"
 			shift 2
 			;;
-		-f|--values|-s|--set|--set-string|--set-file)
+		-f|--values|-s|--set|--set-string)
 	        valueargs="${valueargs} $1 $2"
 	        shift 2
 	        ;;