Move SampleSwift project to xplat

Summary: Move SampleSwift project to xplat

Reviewed By: passy

Differential Revision: D8989867

fbshipit-source-id: cfda775ec3919d5c689aaf6846a870a2653c47a6

iOS/SampleSwift/Podfile

@@ -0,0 +1,22 @@
+project 'SampleSwift.xcodeproj'
+source 'https://github.com/facebook/Sonar.git'
+source 'https://github.com/CocoaPods/Specs'
+swift_version = "4.1"
+
+target 'SampleSwift' do
+  pod 'SonarKit', '~> 0.6'
+  # Layout and network plugins are not yet supported for swift projects
+  # pod 'SonarKit/SonarKitLayoutComponentKitSupport', '~> 0.0.2'
+  # pod 'SonarKit/SKIOSNetworkPlugin', '~> 0.0.2'
+
+  post_install do |installer|
+        installer.pods_project.targets.each do |target|
+            if ['YogaKit'].include? target.name
+                target.build_configurations.each do |config|
+                    config.build_settings['SWIFT_VERSION'] = swift_version
+                end
+            end
+        end
+    end
+
+end