Updated readme

README.md

@@ -3,11 +3,9 @@ OpenModem Configuration Utility
 
 This is the graphical configuration utility for [OpenModem](https://github.com/markqvist/OpenModem).
 
-To download packaged builds, see the [OpenModem page at unsigned.io](https://unsigned.io/openmodem).
+To download packaged builds, see the [OpenModem page at unsigned.io](https://unsigned.io/openmodem). Packages are supplied for MacOS, Windows.
 
-Packages are supplied for MacOS, Linux 64-bit and Windows. There is currently no pre-built package for Raspberry Pi, but you can use the instructions below to run it on Raspbian as well.
-
-If you prefer to run from source, it is very easy to do so:
+For Linux and Raspberry Pi the recommended method is to install from this repository, using the following instructions: 
 
 ```bash
 # If you don't already have Python3, install it:

openmodemconfig.py

@@ -861,7 +861,7 @@ def load_key(keydata):
 		RNS.log("Loading supplied key onto "+volume_path+"...")
 		try:
 			key = base64.b64decode(keydata)
-			file = open(volume_path+"aes128.key", "w")
+			file = open(volume_path+"aes128.key", "wb")
 			file.write(key)
 			file.close()
 			return True

setup.py

@@ -1,10 +1,6 @@
 import os
 from setuptools import setup
 
-def tree(src):
-    return [(root, map(lambda f: os.path.join(root, f), files))
-        for (root, dirs, files) in os.walk(os.path.normpath(src))]
-
 APP = ['openmodemconfig.py']
 DATA_FILES = []
 OPTIONS = {'argv_emulation': False,