Revert "Output Event Helpers" (#110)

* Revert "Output Event Helpers (#58)"

This reverts commit eb830bb.

* Revert "Fix changelog"

This reverts commit f6fd8a5.

Author: PaulDemeulenaere

com.unity.visualeffectgraph/CHANGELOG.md

@@ -10,9 +10,6 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 - New operator : Sample Signed distance field
 - New WorldToViewportPoint operator
 - New ViewportToWorldPoint operator
-- Added Output Event Handler API
-- Added Output Event Handler Samples
-- Added ExposedProperty custom Property Drawer
 
 ### Fixed
 - Mesh Sampling incorrect with some GPU (use ByteAddressBuffer instead of Buffer<float>)
@@ -66,6 +63,12 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 - Compute culling of particle which have their alive attribute set to false in output
 - Mesh and lit mesh outputs can now have up to 4 differents meshes that can be set per Particle (Experimental)
 - Screen space per particle LOD on mesh and lit mesh outputs (Experimental)
+- Compare operator can take int and uint as inputs
+- New operator : Sample Signed distance field
+- Added Output Event Handler API
+- Added Output Event Handler Samples
+- Added ExposedProperty custom Property Drawer
+
 
 ### Fixed
 - Moved VFX Event Tester Window visibility to Component Play Controls SceneView Window

com.unity.visualeffectgraph/Documentation~/Contexts.md

@@ -37,7 +37,6 @@ For a breakdown of context compatibility, see the table below.
 | **Event**              | **None**                                      | **SpawnEvent** (1+) | **None**                                                     |
 | **Spawn**              | **SpawnEvent** (1+)                           | **SpawnEvent** (1+) | Has two input flow slots which start and stop the **Spawn** context respectively. |
 | **GPU Event**          | **None**                                      | **SpawnEvent**      | Outputs to **Initialize** Context                            |
-| **Output Event** | **SpawnEvent (1+)** |  | Outputs a CPU SpawnEvent back to the Visual Effect component. |
 | **Initialize**         | **SpawnEvent** (1+) or **GPUSpawnEvent** (1+) | **Particle** (1)    | Input types are either **SpawnEvent** or **GPUSpawnEvent**. These input types are mutually exclusive.<br/>Can output to **Particle Update** or **Particle Output**. |
 | **Update**             | **Particle** (1)                              | **Particle** (1+)   | Can output to a **Particle Update** or **Particle Output**.  |
 | **Particle Output**    | **Particle** (1)                              | **None**            | Can either have input from an **Initialize** or **Update** Context.<br/>No output. |

com.unity.visualeffectgraph/Documentation~/OutputEventHandlers.md

@@ -21,7 +21,6 @@
   * [Using Visual Effects with Timeline](Timeline.md)
   * [Property Binders](PropertyBinders.md)
   * [Event Binders](EventBinders.md)
-  * [Output Event Handlers](OutputEventHandlers.md)
 * Pipeline Tools
   * [ExposedProperty Helper](ExposedPropertyHelper.md)
   * [Vector Fields](VectorFields.md)