chore: add deprecations for TouchAction and MultiAction

src/Appium.Net/Appium/AppiumCommand.cs

@@ -145,14 +145,17 @@ public class AppiumCommand
 
             #endregion Driver Commands
 
-            #region Touch Commands
-
+
+
+            #region (Deprecated) Touch Commands 
+            // TODO: Remove this region once we deprecate the touch actions
+            // Please use the W3C Actions instead.
             new AppiumCommand(HttpCommandInfo.PostCommand, AppiumDriverCommand.PerformMultiAction,
                 "/session/{sessionId}/touch/multi/perform"),
             new AppiumCommand(HttpCommandInfo.PostCommand, AppiumDriverCommand.PerformTouchAction,
                 "/session/{sessionId}/touch/perform"),
 
-            #endregion Touch Commands
+            #endregion (Deprecated) Touch Commands
 
             // Enable W3C Actions on AppiumWebDriver
 

src/Appium.Net/Appium/Interfaces/IPerformsTouchActions.cs

@@ -13,11 +13,14 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+using System;
+
 namespace OpenQA.Selenium.Appium.Interfaces
 {
     /// <summary>
     /// Provides a mechanism for building advanced interactions with the browser/application.
     /// </summary>
+    [Obsolete("Touch Actions are deprecated in W3C spec, please use W3C actions instead")]
     public interface IPerformsTouchActions
     {
         /// <summary>

src/Appium.Net/Appium/MultiAction/MultiAction.cs

@@ -18,6 +18,7 @@
 
 namespace OpenQA.Selenium.Appium.MultiTouch
 {
+    [Obsolete("MultiAction is deprecated, please use W3C actions instead: http://appium.io/docs/en/commands/interactions/actions/")]
     public class MultiAction : IMultiAction
     {
         private IList<ITouchAction> actions = new List<ITouchAction>();

src/Appium.Net/Appium/MultiAction/TouchAction.cs

@@ -13,11 +13,13 @@
 //limitations under the License.
 
 using OpenQA.Selenium.Appium.Interfaces;
+using System;
 using System.Collections.Generic;
 using System.Reflection;
 
 namespace OpenQA.Selenium.Appium.MultiTouch
 {
+    [Obsolete("TouchAction is deprecated, please use W3C actions instead: http://appium.io/docs/en/commands/interactions/actions/")]
     public class TouchAction : ITouchAction
     {
         internal class Step

test/integration/Android/TouchActionTest.cs

@@ -1,4 +1,5 @@
-using System.Collections.Generic;
+using System;
+using System.Collections.Generic;
 using System.Threading;
 using Appium.Net.Integration.Tests.helpers;
 using NUnit.Framework;
@@ -8,6 +9,8 @@
 
 namespace Appium.Net.Integration.Tests.Android
 {
+    [Obsolete("Touch Actions are deprecated")]
+    //TODO: remove this test once we deprecate touch actions
     [TestFixture]
     public class TouchActionTest
     {

test/integration/IOS/TouchActionTest.cs

@@ -5,10 +5,13 @@
 using OpenQA.Selenium.Appium.iOS;
 using OpenQA.Selenium.Appium.Interfaces;
 using OpenQA.Selenium.Appium.MultiTouch;
+using System;
 
 namespace Appium.Net.Integration.Tests.IOS
 {
     [TestFixture]
+    [Obsolete("Touch Actions are deprecated")]
+    //TODO: remove this test once we deprecate touch actions
     public class TouchActionTest
     {
         private AppiumDriver _driver;