utf-8 encode name and strip none utf-8 chards form device name

resources/lib/downloadutils.py

@@ -256,6 +256,9 @@ class DownloadUtils():
 
         settings = xbmcaddon.Addon('plugin.video.embycon')
         deviceName = settings.getSetting('deviceName')
+        # remove none ascii chars
+        deviceName = deviceName.decode("ascii", errors='ignore')
+        # remove some chars not valid for names
         deviceName = deviceName.replace("\"", "_")
 
         headers = {}

resources/lib/server_detect.py

@@ -128,7 +128,7 @@ def checkServer(force=False, change_user=False, notify=False):
                 config = user.get("Configuration")
                 if (config != None):
                     if (config.get("IsHidden") is None) or (config.get("IsHidden") is False):
-                        name = user.get("Name")
+                        name = user.get("Name").encode("utf-8")
                         user_list.append(name)
                         if (user.get("HasPassword") is True):
                             secured.append(True)