Tidy up Watcher components

Author: russcam

src/Nest/Nest.csproj

@@ -1342,7 +1342,7 @@
     <Compile Include="XPack\Watcher\Input\SearchInput.cs" />
     <Compile Include="XPack\Watcher\Input\SearchInputRequest.cs" />
     <Compile Include="XPack\Watcher\Input\SimpleInput.cs" />
-    <Compile Include="XPack\Watcher\PutWatch\Actions.cs" />
+    <Compile Include="XPack\Watcher\Action\Actions.cs" />
     <Compile Include="XPack\Watcher\PutWatch\ElasticClient-PutWatch.cs" />
     <Compile Include="XPack\Watcher\PutWatch\PutWatchRequest.cs" />
     <Compile Include="XPack\Watcher\PutWatch\PutWatchResponse.cs" />

src/Nest/XPack/Watcher/PutWatch/Actions.cs renamed to src/Nest/XPack/Watcher/Action/Actions.cs

@@ -5,7 +5,7 @@ namespace Nest
 	[JsonObject]
 	public interface ICondition {}
 
-	public abstract class ConditionBase
+	public abstract class ConditionBase : ICondition
 	{
 		internal abstract void WrapInContainer(IConditionContainer container);
 	}

src/Nest/XPack/Watcher/Condition/ConditionBase.cs

@@ -37,10 +37,6 @@ public void Remove(string key)
 			_payload?.Remove(key);
 		}
 
-		public static implicit operator InputContainer(SimpleInput input) => input == null
-			? null
-			: new InputContainer(input);
-
 		internal override void WrapInContainer(IInputContainer container) => container.Simple = this;
 
 		public IEnumerator<KeyValuePair<string, object>> GetEnumerator()
@@ -50,7 +46,7 @@ public IEnumerator<KeyValuePair<string, object>> GetEnumerator()
 
 		IEnumerator IEnumerable.GetEnumerator()
 		{
-			return ((IEnumerable)_payload).GetEnumerator();
+			return this.GetEnumerator();
 		}
 	}
 

src/Nest/XPack/Watcher/Input/SimpleInput.cs

@@ -5,7 +5,7 @@ namespace Nest
 	[JsonObject]
 	public interface ISchedule {}
 
-	public abstract class ScheduleBase
+	public abstract class ScheduleBase : ISchedule
 	{
 		internal abstract void WrapInContainer(IScheduleContainer container);
 	}

src/Nest/XPack/Watcher/Schedule/ScheduleBase.cs

@@ -1,5 +1,7 @@
 namespace Nest
 {
+	public interface ITrigger {}
+
 	public abstract class TriggerBase
 	{
 		public static implicit operator TriggerContainer(TriggerBase trigger) => trigger == null