Support Swing browser

fixes #248

src/parser-browsers.js

@@ -124,6 +124,21 @@ const browsersList = [
       return browser;
     },
   },
+  {
+    test: [/swing/i],
+    describe(ua) {
+      const browser = {
+        name: 'Swing',
+      };
+      const version = getFirstMatch(/(?:swing)[\s/](\d+(?:\.\d+)+)/i, ua) || getFirstMatch(commonVersionIdentifier, ua);
+
+      if (version) {
+        browser.version = version;
+      }
+
+      return browser;
+    },
+  },
   {
     test: [/coast/i],
     describe(ua) {

test/acceptance/useragentstrings.yml

@@ -2444,3 +2444,18 @@
           type: "tablet"
         engine:
           name: "Blink"
+  Swing:
+    -
+      ua: "Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/55.0.2883.105 Safari/537.36 Swing/4.2.4.0"
+      spec:
+        browser:
+          name: "Swing"
+          version: "4.2.4.0"
+        os:
+          name: "Windows"
+          version: "NT 10.0"
+          versionName: "10"
+        platform:
+          type: "desktop"
+        engine:
+          name: "Blink"