Uses Fprint instead of Fprintf

Fprintf causes rendering errors because it expects to interpret specific
characters strings, e.g. %2B, and replace with variables. When these
variables don't exist, `(MISSING)` is printed.

Author: hugomd

main.go

@@ -94,7 +94,7 @@ func handler(w http.ResponseWriter, r *http.Request) {
 			newLine := "\n"
 
 			// Write frames
-			fmt.Fprintf(w, clearScreen+frames.GetFrame(i)+newLine)
+			fmt.Fprint(w, clearScreen+frames.GetFrame(i)+newLine)
 			i++
 
 			// Send some data.