Fix #454 Improve Samsung detection

src/ua-parser.js

@@ -540,7 +540,7 @@
             /smart-tv.+(samsung)/i
             ], [VENDOR, [TYPE, SMARTTV], MODEL], [
             /((s[cgp]h-\w+|gt-\w+|galaxy\snexus|sm-\w[\w\d]+))/i,
-            /(sam[sung]*)[\s-]*(\w+-?[\w-]*)/i,
+            /\s(sam)(?:sung)[\s-]([\w-]+)/i,
             /sec-((sgh\w+))/i
             ], [[VENDOR, 'Samsung'], MODEL, [TYPE, MOBILE]], [