Merge pull request #12 from mnordsletten/master

Python3: A couple fixes after running integration tests

Author: KristianJerpetjon

scripts/boot

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 from __future__ import print_function
 
 import os

vmrunner/vmrunner.py

@@ -639,7 +639,7 @@ def read_until_EOT(self):
         chars = ""
 
         while (not self._proc.poll()):
-            char = self._proc.stdout.read(1)
+            char = self._proc.stdout.read(1).decode("utf-8")
             if char == chr(4):
                 return chars
             chars += char
@@ -799,7 +799,7 @@ def on_exit(self, callback):
 
     # Read a line from the VM's standard out
     def readline(self):
-        return self._hyper.readline().decode("utf-8")
+        return self._hyper.readline()
 
     # Write a line to VM stdout
     def writeline(self, line):