Better logical layout for app ls -S

cli/app/list.go

@@ -176,25 +176,28 @@ can take some time.
 					appStats.AutoUpdate = autoUpdate
 
 					var newUpdates []string
-					if version != "unknown" {
-						updates, err := recipe.GetRecipeCatalogueVersions(app.Recipe, catl)
-						if err != nil {
-							logrus.Fatal(err)
-						}
 
+					if (version != "unknown") {
 						parsedVersion, err := tagcmp.Parse(version)
-						if err != nil {
-							logrus.Fatal(err)
-						}
+						if (err != nil) {
+							logrus.Warning("Can't parse ", app.Recipe, " version ", version, " ", err)
+						} else {
+							updates, err := recipe.GetRecipeCatalogueVersions(app.Recipe, catl)
 
-						for _, update := range updates {
-							parsedUpdate, err := tagcmp.Parse(update)
 							if err != nil {
 								logrus.Fatal(err)
 							}
 
-							if update != version && parsedUpdate.IsGreaterThan(parsedVersion) {
-								newUpdates = append(newUpdates, update)
+							for _, update := range updates {
+								parsedUpdate, err := tagcmp.Parse(update)
+								if err != nil {
+									logrus.Warning("can't parse ", app.Recipe," update version ", update, " ", err)
+									continue
+								}
+
+								if update != version && parsedUpdate.IsGreaterThan(parsedVersion) {
+									newUpdates = append(newUpdates, update)
+								}
 							}
 						}
 					}