Update to latest core library. Output errors for config and log.

Main.go

@@ -6,7 +6,37 @@ Author:     Peter Kleissner
 
 package main
 
-import "github.com/PeernetOfficial/core"
+import (
+	"fmt"
+	"os"
+
+	"github.com/PeernetOfficial/core"
+)
+
+const configFile = "Settings.yaml"
+
+func init() {
+	if status, err := core.LoadConfig(configFile); err != nil {
+		switch status {
+		case 0:
+			fmt.Printf("Unknown error accessing config file '%s': %s", configFile, err.Error())
+		case 1:
+			fmt.Printf("Error reading config file '%s': %s", configFile, err.Error())
+		case 2:
+			fmt.Printf("Error parsing config file '%s' (make sure it is valid YAML format): %s", configFile, err.Error())
+		case 3:
+			fmt.Printf("Unknown error loading config file '%s': %s", configFile, err.Error())
+		}
+		os.Exit(1)
+	}
+
+	if err := core.InitLog(); err != nil {
+		fmt.Printf("Error opening log file: %s", err.Error())
+		os.Exit(1)
+	}
+
+	core.Init()
+}
 
 func main() {
 	core.Connect()