add support of Maxthon browser on iOS

src/bowser.js

@@ -68,6 +68,13 @@
         , version: getFirstMatch(/(?:ucbrowser)[\s\/](\d+(?:\.\d+)+)/i)
       }
     }
+    else if (/mxios/i.test(ua)) {
+      result = {
+        name: 'Maxthon'
+        , maxthon: t
+        , version: getFirstMatch(/(?:mxios)[\s\/](\d+(?:\.\d+)+)/i)
+      }
+    }
     else if (windowsphone) {
       result = {
         name: 'Windows Phone'
@@ -291,7 +298,7 @@
     if (result.msedge ||
         (result.msie && result.version >= 10) ||
         (result.yandexbrowser && result.version >= 15) ||
-		(result.vivaldi && result.version >= 1.0) ||
+		    (result.vivaldi && result.version >= 1.0) ||
         (result.chrome && result.version >= 20) ||
         (result.firefox && result.version >= 20.0) ||
         (result.safari && result.version >= 6) ||

src/useragents.js

@@ -1145,4 +1145,16 @@ module.exports.useragents = {
       x: true
     }
   }
+  , 'Maxthon': {
+    'Mozilla/5.0 (iPhone; CPU iPhone OS 9_3_1 like Mac OS X) AppleWebKit/601.1.46 (KHTML, like Gecko) Version/9.0 Mobile/13E238 Safari/601.1 MXiOS/4.8.6.59': {
+        mobile: true
+      , ios: true
+      , iphone: true
+      , version: '4.8.6.59'
+      , osversion: '9.3.1'
+      , webkit: true
+      , maxthon: true
+      , a: true
+    }
+  }
 }