[Critical] Fixes invalid byte string (b) for padding (#97, #107) (#108)

* Fixes invalid byte string (b) for padding (#97, #107)

* Change version to 0.5

broadlink/__init__.py

@@ -248,7 +248,7 @@ class device:
     # pad the payload for AES encryption
     if len(payload)>0:
       numpad=(len(payload)//16+1)*16
-      payload=payload.ljust(numpad,"\x00")
+      payload=payload.ljust(numpad,b"\x00")
 
     checksum = 0xbeaf
     for i in range(len(payload)):

setup.py

@@ -12,11 +12,11 @@ try:
 except ImportError as e:
     dynamic_requires = ['pycrypto==2.6.1']
 
-version = 0.3
+version = 0.5
 
 setup(
     name='broadlink',
-    version=0.4,
+    version=0.5,
     author='Matthew Garrett',
     author_email='mjg59@srcf.ucam.org',
     url='http://github.com/mjg59/python-broadlink',