Remove spurious logging

spectator.go

@@ -1,7 +1,7 @@
 package client
 
 import (
-	"log"
+	"fmt"
 	"math"
 
 	"github.com/nsf/termbox-go"
@@ -27,7 +27,7 @@ func (s *Client) Recv(bs *server.Boardstate) map[string]server.Instruction {
 func (s *Client) Visualize() {
 	err := termbox.Init()
 	if err != nil {
-		log.Fatal(err)
+		panic(err)
 	}
 
 	s.viewX, s.viewY = termbox.Size()
@@ -50,7 +50,6 @@ func (s *Client) Visualize() {
 				case termbox.EventKey:
 					switch event.Key {
 					case termbox.KeyCtrlZ, termbox.KeyCtrlC:
-						log.Printf("exiting ...")
 						return
 					}
 
@@ -64,7 +63,7 @@ func (s *Client) Visualize() {
 				case termbox.EventResize:
 					s.viewX, s.viewY = event.Width, event.Height
 				case termbox.EventError:
-					log.Fatalf("Quitting because of termbox error: \n%s\n", event.Err)
+					panic(fmt.Sprintf("Quitting because of termbox error:\n%v\n", event.Err))
 				}
 			case u := <-s.StateStream:
 				termbox.Clear(termbox.ColorBlack, termbox.ColorBlack)
@@ -181,7 +180,7 @@ func (s *Client) Visualize() {
 
 				err := termbox.Flush()
 				if err != nil {
-					log.Fatal(err)
+					panic(err)
 				}
 			case <-s.Die:
 				return