Put cmd.Start() and cmd.Wait() in a loop so keybase restarts if it dies

chatIn.go

@@ -155,9 +155,10 @@ func getNewMessages(k Keybase, c chan<- ChatIn, execOptions []string) {
 	}
 	keybaseListen := exec.Command(k.Path, execCommand...)
 	keybaseOutput, _ := keybaseListen.StdoutPipe()
+
+	for {
 		keybaseListen.Start()
 		scanner := bufio.NewScanner(keybaseOutput)
-
 		go func(scanner *bufio.Scanner, c chan<- ChatIn) {
 			var jsonData ChatIn
 			for scanner.Scan() {
@@ -166,6 +167,7 @@ func getNewMessages(k Keybase, c chan<- ChatIn, execOptions []string) {
 			}
 		}(scanner, c)
 		keybaseListen.Wait()
+	}
 }
 
 // Run() runs keybase chat api-listen, and passes incoming messages to the message handler func