A runnable command

- Added backup sub-command
- Added better parsing for config file
- Basis for notifications, no running after a command yet
- Updated docs and added License

pkg/logging/logging.go

@@ -1,5 +1,12 @@
 package logging
 
+import (
+	"fmt"
+	"os"
+
+	"github.com/rs/zerolog"
+)
+
 type Logging struct {
 	Err    error
 	Output string
@@ -8,3 +15,8 @@ type Logging struct {
 type Logfile struct {
 	LogfilePath string
 }
+
+func ExitWithMSG(msg string, code int, log *zerolog.Logger) {
+	fmt.Printf("%s\n", msg)
+	os.Exit(code)
+}