Fix problems and adding functionnalities

Many fixes and enhancements:

- Add icon option
- Add env file managment
- Ordering compose parsing options
- Fix path with underscores
- Fix image and tag discovery
- Better documentation for labels

generator/ingress.go

@@ -119,6 +119,10 @@ func NewIngress(service types.ServiceConfig, Chart *HelmChart) *Ingress {
 	return ing
 }
 
+func (ingress *Ingress) Filename() string {
+	return ingress.service.Name + ".ingress.yaml"
+}
+
 func (ingress *Ingress) Yaml() ([]byte, error) {
 	serviceName := ingress.service.Name
 	ret, err := yaml.Marshal(ingress)
@@ -159,7 +163,3 @@ func (ingress *Ingress) Yaml() ([]byte, error) {
 	ret = []byte(strings.Join(out, "\n"))
 	return ret, nil
 }
-
-func (ingress *Ingress) Filename() string {
-	return ingress.service.Name + ".ingress.yaml"
-}