Fix mobile Opera's version detection

refers to #158

src/bowser.js

@@ -49,12 +49,20 @@
       , xbox = /xbox/i.test(ua)
       , result
 
-    if (/opera|opr|opios/i.test(ua)) {
+    if (/opera/i.test(ua)) {
+      //  an old Opera
       result = {
         name: 'Opera'
       , opera: t
       , version: versionIdentifier || getFirstMatch(/(?:opera|opr|opios)[\s\/](\d+(\.\d+)?)/i)
       }
+    } else if (/opr|opios/i.test(ua)) {
+      // a new Opera
+      result = {
+        name: 'Opera'
+        , opera: t
+        , version: getFirstMatch(/(?:opr|opios)[\s\/](\d+(\.\d+)?)/i) || versionIdentifier
+      }
     }
     else if (/SamsungBrowser/i.test(ua)) {
       result = {

src/useragents.js

@@ -308,6 +308,25 @@ module.exports.useragents = {
       , linux: true
       , c: true
       }
+    , 'Mozilla/5.0 (iPod touch; CPU iPhone OS 9_3_4 like Mac OS X) AppleWebKit/601.1.46 (KHTML, like Gecko) OPiOS/14.0.0.104835 Mobile/13G35 Safari/9537.53': {
+      opera: true
+      , version: '14.0'
+      , mobile: true
+      , ipod: true
+      , ios: true
+      , a: true
+      , osversion: '9.3.4'
+      , webkit: true
+    }
+    , 'Mozilla/5.0 (Linux; U; Android 6.0; R1 HD Build/MRA58K; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/52.0.2743.98 Mobile Safari/537.36 OPR/18.0.2254.106542': {
+      opera: true
+      , version: '18.0'
+      , blink: true
+      , mobile: true
+      , android: true
+      , a: true
+      , osversion: '6.0'
+    }
   }
   , 'Opera Coast': {
     'Mozilla/5.0 (iPhone; CPU iPhone OS 9_3_1 like Mac OS X) AppleWebKit/601.1.46 (KHTML, like Gecko) Coast/5.02.99991 Mobile/13E238 Safari/7534.48.3': {