Merge pull request cbschuld#57 from Otamay/master

Detects if MSIE is IE7, 8, 9, 10 and 11

Author: cbschuld

lib/Browser.php

@@ -918,7 +918,27 @@ protected function checkBrowserInternetExplorer()
             if (isset($aresult[1])) {
                 $this->setBrowser(self::BROWSER_IE);
                 $this->setVersion(str_replace(array('(', ')', ';'), '', $aresult[1]));
-                if (stripos($this->_agent, 'IEMobile') !== false) {
+                if(preg_match('#trident/([0-9\.]+);#i', $this->_agent, $aresult)){
+                    if($aresult[1] == '3.1'){
+                        $this->setVersion('7.0');
+                    }
+                    else if($aresult[1] == '4.0'){
+                        $this->setVersion('8.0');
+                    }
+                    else if($aresult[1] == '5.0'){
+                        $this->setVersion('9.0');
+                    }
+                    else if($aresult[1] == '6.0'){
+                        $this->setVersion('10.0');
+                    }
+                    else if($aresult[1] == '7.0'){
+                        $this->setVersion('11.0');
+                    }
+                    else if($aresult[1] == '8.0'){
+                        $this->setVersion('11.0');
+                    }
+                }
+                if(stripos($this->_agent, 'IEMobile') !== false) {
                     $this->setBrowser(self::BROWSER_POCKET_IE);
                     $this->setMobile(true);
                 }