diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index f5bb0fce..2e03245a 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -11,17 +11,7 @@
   <component name="ChangeListManager">
     <list default="true" id="9b41f7a2-a71e-4923-91fb-249d7815b3e7" name="Default" comment="">
       <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" afterPath="$PROJECT_DIR$/.idea/workspace.xml" />
-      <change beforePath="$PROJECT_DIR$/CHANGELOG.md" afterPath="$PROJECT_DIR$/CHANGELOG.md" />
-      <change beforePath="$PROJECT_DIR$/android/src/main/java/com/pichillilorenzo/flutter_inappbrowser/InAppBrowserFlutterPlugin.java" afterPath="$PROJECT_DIR$/android/src/main/java/com/pichillilorenzo/flutter_inappbrowser/InAppBrowserFlutterPlugin.java" />
-      <change beforePath="$PROJECT_DIR$/android/src/main/java/com/pichillilorenzo/flutter_inappbrowser/InAppBrowserWebViewClient.java" afterPath="$PROJECT_DIR$/android/src/main/java/com/pichillilorenzo/flutter_inappbrowser/InAppBrowserWebViewClient.java" />
-      <change beforePath="$PROJECT_DIR$/android/src/main/java/com/pichillilorenzo/flutter_inappbrowser/WebViewActivity.java" afterPath="$PROJECT_DIR$/android/src/main/java/com/pichillilorenzo/flutter_inappbrowser/WebViewActivity.java" />
-      <change beforePath="$PROJECT_DIR$/android/src/main/java/com/pichillilorenzo/flutter_inappbrowser/chrome_custom_tabs/ChromeCustomTabsActivity.java" afterPath="$PROJECT_DIR$/android/src/main/java/com/pichillilorenzo/flutter_inappbrowser/chrome_custom_tabs/ChromeCustomTabsActivity.java" />
-      <change beforePath="$PROJECT_DIR$/example/lib/main.dart" afterPath="$PROJECT_DIR$/example/lib/main.dart" />
-      <change beforePath="$PROJECT_DIR$/ios/Classes/InAppBrowserWebViewController.swift" afterPath="$PROJECT_DIR$/ios/Classes/InAppBrowserWebViewController.swift" />
-      <change beforePath="$PROJECT_DIR$/ios/Classes/SafariViewController.swift" afterPath="$PROJECT_DIR$/ios/Classes/SafariViewController.swift" />
-      <change beforePath="$PROJECT_DIR$/ios/Classes/SwiftFlutterPlugin.swift" afterPath="$PROJECT_DIR$/ios/Classes/SwiftFlutterPlugin.swift" />
-      <change beforePath="$PROJECT_DIR$/lib/flutter_inappbrowser.dart" afterPath="$PROJECT_DIR$/lib/flutter_inappbrowser.dart" />
-      <change beforePath="$PROJECT_DIR$/pubspec.yaml" afterPath="$PROJECT_DIR$/pubspec.yaml" />
+      <change beforePath="$PROJECT_DIR$/example/ios/Podfile" afterPath="$PROJECT_DIR$/example/ios/Podfile" />
     </list>
     <ignored path="$PROJECT_DIR$/.dart_tool/" />
     <ignored path="$PROJECT_DIR$/.idea/" />
@@ -41,8 +31,8 @@
       <file leaf-file-name="flutter_inappbrowser.dart" pinned="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/lib/flutter_inappbrowser.dart">
           <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="119">
-              <caret line="307" column="30" lean-forward="true" selection-start-line="307" selection-start-column="30" selection-end-line="307" selection-end-column="30" />
+            <state relative-caret-position="4260">
+              <caret line="307" column="30" lean-forward="false" selection-start-line="307" selection-start-column="30" selection-end-line="307" selection-end-column="30" />
               <folding>
                 <element signature="e#814#834#0" expanded="true" />
               </folding>
@@ -50,12 +40,12 @@
           </provider>
         </entry>
       </file>
-      <file leaf-file-name="CHANGELOG.md" pinned="false" current-in-tab="true">
+      <file leaf-file-name="CHANGELOG.md" pinned="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/CHANGELOG.md">
           <provider selected="true" editor-type-id="split-provider[text-editor;markdown-preview-editor]">
             <state split_layout="SPLIT">
-              <first_editor relative-caret-position="240">
-                <caret line="16" column="0" lean-forward="true" selection-start-line="16" selection-start-column="0" selection-end-line="16" selection-end-column="0" />
+              <first_editor relative-caret-position="60">
+                <caret line="4" column="60" lean-forward="false" selection-start-line="4" selection-start-column="2" selection-end-line="4" selection-end-column="60" />
                 <folding />
               </first_editor>
               <second_editor />
@@ -63,10 +53,20 @@
           </provider>
         </entry>
       </file>
+      <file leaf-file-name="Podfile" pinned="false" current-in-tab="true">
+        <entry file="file://$PROJECT_DIR$/example/ios/Podfile">
+          <provider selected="true" editor-type-id="text-editor">
+            <state relative-caret-position="695">
+              <caret line="65" column="52" lean-forward="false" selection-start-line="65" selection-start-column="52" selection-end-line="65" selection-end-column="52" />
+              <folding />
+            </state>
+          </provider>
+        </entry>
+      </file>
       <file leaf-file-name="main.dart" pinned="false" current-in-tab="false">
         <entry file="file://$PROJECT_DIR$/example/lib/main.dart">
           <provider selected="true" editor-type-id="text-editor">
-            <state relative-caret-position="440">
+            <state relative-caret-position="1860">
               <caret line="124" column="36" lean-forward="false" selection-start-line="124" selection-start-column="36" selection-end-line="124" selection-end-column="36" />
               <folding>
                 <element signature="e#0#39#0" expanded="true" />
@@ -151,7 +151,6 @@
         <option value="$PROJECT_DIR$/android/src/main/java/com/pichillilorenzo/flutter_inappbrowser/InAppBrowserDialog.java" />
         <option value="$PROJECT_DIR$/android/src/main/java/com/pichillilorenzo/flutter_inappbrowser/InAppBrowserClient.java" />
         <option value="$PROJECT_DIR$/android/src/main/java/com/pichillilorenzo/flutter_inappbrowser/InAppBrowser.java" />
-        <option value="$PROJECT_DIR$/example/ios/Podfile" />
         <option value="$PROJECT_DIR$/ios/flutter_inappbrowser.podspec" />
         <option value="$PROJECT_DIR$/android/build.gradle" />
         <option value="$PROJECT_DIR$/README.md" />
@@ -159,14 +158,15 @@
         <option value="$PROJECT_DIR$/example/lib/main.dart" />
         <option value="$PROJECT_DIR$/lib/flutter_inappbrowser.dart" />
         <option value="$PROJECT_DIR$/CHANGELOG.md" />
+        <option value="$PROJECT_DIR$/example/ios/Podfile" />
       </list>
     </option>
   </component>
   <component name="ProjectFrameBounds">
-    <option name="x" value="288" />
+    <option name="x" value="98" />
     <option name="y" value="23" />
-    <option name="width" value="1632" />
-    <option name="height" value="1057" />
+    <option name="width" value="1582" />
+    <option name="height" value="1018" />
   </component>
   <component name="ProjectLevelVcsManager" settingsEditedManually="true" />
   <component name="ProjectView">
@@ -184,9 +184,9 @@
       <foldersAlwaysOnTop value="true" />
     </navigator>
     <panes>
-      <pane id="PackagesPane" />
       <pane id="AndroidView" />
       <pane id="Scope" />
+      <pane id="PackagesPane" />
       <pane id="Scratches" />
       <pane id="ProjectPane">
         <subPane>
@@ -195,22 +195,6 @@
               <item name="flutter_inappbrowser" type="b2602c69:ProjectViewProjectNode" />
               <item name="flutter_inappbrowser" type="462c0819:PsiDirectoryNode" />
             </path>
-            <path>
-              <item name="flutter_inappbrowser" type="b2602c69:ProjectViewProjectNode" />
-              <item name="flutter_inappbrowser" type="462c0819:PsiDirectoryNode" />
-              <item name="example" type="462c0819:PsiDirectoryNode" />
-            </path>
-            <path>
-              <item name="flutter_inappbrowser" type="b2602c69:ProjectViewProjectNode" />
-              <item name="flutter_inappbrowser" type="462c0819:PsiDirectoryNode" />
-              <item name="example" type="462c0819:PsiDirectoryNode" />
-              <item name="lib" type="462c0819:PsiDirectoryNode" />
-            </path>
-            <path>
-              <item name="flutter_inappbrowser" type="b2602c69:ProjectViewProjectNode" />
-              <item name="flutter_inappbrowser" type="462c0819:PsiDirectoryNode" />
-              <item name="lib" type="462c0819:PsiDirectoryNode" />
-            </path>
           </expand>
           <select />
         </subPane>
@@ -405,12 +389,11 @@
     <servers />
   </component>
   <component name="ToolWindowManager">
-    <frame x="288" y="23" width="1632" height="1057" extended-state="0" />
-    <editor active="true" />
+    <frame x="98" y="23" width="1582" height="1018" extended-state="0" />
     <layout>
       <window_info id="Android Profiler" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="false" weight="0.33" sideWeight="0.5" order="7" side_tool="false" content_ui="tabs" />
       <window_info id="TODO" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="6" side_tool="false" content_ui="tabs" />
-      <window_info id="Messages" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.23855165" sideWeight="0.5" order="12" side_tool="false" content_ui="tabs" />
+      <window_info id="Messages" active="true" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" show_stripe_button="true" weight="0.23777778" sideWeight="0.5" order="12" side_tool="false" content_ui="tabs" />
       <window_info id="Palette&#9;" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="3" side_tool="false" content_ui="tabs" />
       <window_info id="Image Layers" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="2" side_tool="false" content_ui="tabs" />
       <window_info id="Build Variants" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="2" side_tool="true" content_ui="tabs" />
@@ -419,13 +402,13 @@
       <window_info id="Dart Analysis" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.3290735" sideWeight="0.5" order="14" side_tool="false" content_ui="tabs" />
       <window_info id="Run" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.32161874" sideWeight="0.4973545" order="2" side_tool="false" content_ui="tabs" />
       <window_info id="Version Control" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="9" side_tool="false" content_ui="tabs" />
-      <window_info id="Terminal" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" show_stripe_button="true" weight="0.3258786" sideWeight="0.4973545" order="10" side_tool="false" content_ui="tabs" />
+      <window_info id="Terminal" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.34" sideWeight="0.4973545" order="10" side_tool="false" content_ui="tabs" />
       <window_info id="Flutter Outline" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.32936507" sideWeight="0.5" order="3" side_tool="false" content_ui="tabs" />
       <window_info id="Logcat" active="false" anchor="bottom" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="11" side_tool="false" content_ui="tabs" />
       <window_info id="Captures" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.32936507" sideWeight="0.5" order="2" side_tool="false" content_ui="tabs" />
       <window_info id="Capture Tool" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="2" side_tool="false" content_ui="tabs" />
       <window_info id="Designer" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="2" side_tool="false" content_ui="tabs" />
-      <window_info id="Project" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" show_stripe_button="true" weight="0.17798743" sideWeight="0.5" order="0" side_tool="false" content_ui="combo" />
+      <window_info id="Project" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="true" show_stripe_button="true" weight="0.18376623" sideWeight="0.5" order="0" side_tool="false" content_ui="combo" />
       <window_info id="Structure" active="false" anchor="left" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.24969475" sideWeight="0.5" order="1" side_tool="false" content_ui="tabs" />
       <window_info id="Device File Explorer" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="3" side_tool="true" content_ui="tabs" />
       <window_info id="Theme Preview" active="false" anchor="right" auto_hide="false" internal_type="DOCKED" type="DOCKED" visible="false" show_stripe_button="true" weight="0.33" sideWeight="0.5" order="3" side_tool="false" content_ui="tabs" />
@@ -685,20 +668,6 @@
         </state>
       </provider>
     </entry>
-    <entry file="file://$PROJECT_DIR$/example/ios/Podfile">
-      <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="328">
-          <caret line="56" column="0" lean-forward="false" selection-start-line="56" selection-start-column="0" selection-end-line="56" selection-end-column="0" />
-        </state>
-      </provider>
-    </entry>
-    <entry file="file://$PROJECT_DIR$/ios/flutter_inappbrowser.podspec">
-      <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="240">
-          <caret line="16" column="24" lean-forward="false" selection-start-line="16" selection-start-column="24" selection-end-line="16" selection-end-column="24" />
-        </state>
-      </provider>
-    </entry>
     <entry file="file://$PROJECT_DIR$/ios/Classes/SwiftFlutterPlugin.swift">
       <provider selected="true" editor-type-id="text-editor">
         <state relative-caret-position="191">
@@ -724,7 +693,6 @@
       <provider selected="true" editor-type-id="text-editor">
         <state relative-caret-position="0">
           <caret line="0" column="0" lean-forward="false" selection-start-line="0" selection-start-column="0" selection-end-line="0" selection-end-column="0" />
-          <folding />
         </state>
       </provider>
     </entry>
@@ -746,7 +714,6 @@
       <provider selected="true" editor-type-id="text-editor">
         <state relative-caret-position="585">
           <caret line="39" column="60" lean-forward="false" selection-start-line="39" selection-start-column="60" selection-end-line="39" selection-end-column="60" />
-          <folding />
         </state>
       </provider>
     </entry>
@@ -772,7 +739,6 @@
       <provider selected="true" editor-type-id="text-editor">
         <state relative-caret-position="0">
           <caret line="0" column="0" lean-forward="false" selection-start-line="0" selection-start-column="0" selection-end-line="0" selection-end-column="0" />
-          <folding />
         </state>
       </provider>
     </entry>
@@ -780,15 +746,12 @@
       <provider selected="true" editor-type-id="text-editor">
         <state relative-caret-position="180">
           <caret line="12" column="9" lean-forward="false" selection-start-line="12" selection-start-column="9" selection-end-line="12" selection-end-column="9" />
-          <folding>
-            <marker date="1538314178690" expanded="true" signature="171:173" ph="0.1.1" />
-          </folding>
         </state>
       </provider>
     </entry>
     <entry file="file://$PROJECT_DIR$/example/lib/main.dart">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="440">
+        <state relative-caret-position="1860">
           <caret line="124" column="36" lean-forward="false" selection-start-line="124" selection-start-column="36" selection-end-line="124" selection-end-column="36" />
           <folding>
             <element signature="e#0#39#0" expanded="true" />
@@ -798,8 +761,8 @@
     </entry>
     <entry file="file://$PROJECT_DIR$/lib/flutter_inappbrowser.dart">
       <provider selected="true" editor-type-id="text-editor">
-        <state relative-caret-position="119">
-          <caret line="307" column="30" lean-forward="true" selection-start-line="307" selection-start-column="30" selection-end-line="307" selection-end-column="30" />
+        <state relative-caret-position="4260">
+          <caret line="307" column="30" lean-forward="false" selection-start-line="307" selection-start-column="30" selection-end-line="307" selection-end-column="30" />
           <folding>
             <element signature="e#814#834#0" expanded="true" />
           </folding>
@@ -809,14 +772,30 @@
     <entry file="file://$PROJECT_DIR$/CHANGELOG.md">
       <provider selected="true" editor-type-id="split-provider[text-editor;markdown-preview-editor]">
         <state split_layout="SPLIT">
-          <first_editor relative-caret-position="240">
-            <caret line="16" column="0" lean-forward="true" selection-start-line="16" selection-start-column="0" selection-end-line="16" selection-end-column="0" />
+          <first_editor relative-caret-position="60">
+            <caret line="4" column="60" lean-forward="false" selection-start-line="4" selection-start-column="2" selection-end-line="4" selection-end-column="60" />
             <folding />
           </first_editor>
           <second_editor />
         </state>
       </provider>
     </entry>
+    <entry file="file://$PROJECT_DIR$/ios/flutter_inappbrowser.podspec">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="240">
+          <caret line="16" column="24" lean-forward="false" selection-start-line="16" selection-start-column="24" selection-end-line="16" selection-end-column="24" />
+          <folding />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/example/ios/Podfile">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="695">
+          <caret line="65" column="52" lean-forward="false" selection-start-line="65" selection-start-column="52" selection-end-line="65" selection-end-column="52" />
+          <folding />
+        </state>
+      </provider>
+    </entry>
   </component>
   <component name="masterDetails">
     <states>
diff --git a/example/ios/Podfile b/example/ios/Podfile
index 19e5027d..f0a495f9 100644
--- a/example/ios/Podfile
+++ b/example/ios/Podfile
@@ -64,6 +64,7 @@ post_install do |installer|
     end
     target.build_configurations.each do |config|
       config.build_settings['ENABLE_BITCODE'] = 'NO'
+      config.build_settings['SWIFT_VERSION'] = '4.0'
     end
 
   end