Strip whitespace from file hashes

src/ui.py

@@ -224,17 +224,17 @@ async def launcher_update_check(self):
         if '--test' in sys.argv or not hasattr(self.config,
                                                'launcher_endpoint'):
             return
-        launcher_hash = sha256_hash(sys.executable)
-        logging.info('Launcher Hash: %s' % launcher_hash)
+        launcher_hash = sha256_hash(sys.executable).strip()
+        logging.info('Launcher Hash: "%s"' % launcher_hash)
         url = self.build_path(self.config.launcher_endpoint)
         hash_url = url + '.hash'
         logging.info('Fetching remote hash from: %s' % hash_url)
         # TODO(james7132): Do proper error checking
         response = await loop.run_in_executor(self.executor,
                                               requests.get,
                                               hash_url)
-        remote_launcher_hash = response.text
-        logging.info('Remote launcher hash: %s' % remote_launcher_hash)
+        remote_launcher_hash = response.text.strip()
+        logging.info('Remote launcher hash: "%s"' % remote_launcher_hash)
         if remote_launcher_hash == launcher_hash:
             return
         logging.info('Fetching new launcher from: %s' % url)