Fixed mintMenu not working properly in Korean (don't re-encode unicode strings)

usr/lib/linuxmint/mintMenu/plugins/easybuttons.py

@@ -354,12 +354,15 @@ class ApplicationLauncher( easyButton ):
         return True
 
     def strip_accents(self, string):        
-        import unicodedata
+        if isinstance(string, unicode):
-        try:
+            return string
-            value = unicodedata.normalize('NFKD', unicode(string)).encode('UTF8', 'ignore') 
+        else:        
-        except:
+            import unicodedata
-            value = string
+            try:
-        return value
+                value = unicodedata.normalize('NFKD', unicode(string)).encode('UTF8', 'ignore') 
+            except:
+                value = string
+            return value
 
     def getTooltip( self ):
         tooltip = self.appName