Update what's new.md

dist/preview release/what's new.md

@@ -3,20 +3,8 @@
 ### Major updates
     
 ### Updates
-- Alloc reduction: Prevent Observable.notifyObservers allocation ([benaadams](https://github.com/benaadams)) 
-- Alloc reduction: Prevent per mesh per render closure allocation ([benaadams](https://github.com/benaadams)) 
-- Alloc reduction: Avoid inadvertent per geometry per render alloc ([benaadams](https://github.com/benaadams)) 
-- Alloc reduction: Avoid inadvertent per mesh per render alloc ([benaadams](https://github.com/benaadams)) 
-- Alloc reduction: Avoid Collider root calc allocations ([benaadams](https://github.com/benaadams)) 
-- Alloc reduction: Reduce mesh rotation allocs ([benaadams](https://github.com/benaadams)) 
-- Alloc reduction: Allocate less in vector project and unproject ([benaadams](https://github.com/benaadams)) 
-- GPU state change reduction: Improved uniform caching ([benaadams](https://github.com/benaadams)) 
-- GPU state change reduction: Cache program ([benaadams](https://github.com/benaadams)) 
-- GPU state change reduction: Cache vertexAttribPointer ([benaadams](https://github.com/benaadams)) 
-- GPU state change reduction: Reduce buffer binds ([benaadams](https://github.com/benaadams)) 
-- GPU state change reduction: Only bind unbound framebuffers ([benaadams](https://github.com/benaadams)) 
-- GPU state change reduction: Cache texture changes better ([benaadams](https://github.com/benaadams)) 
-
+- Several memory allocation reduction ([benaadams](https://github.com/benaadams)) 
+- Several GPU state change reduction ([benaadams](https://github.com/benaadams)) 
 - MapTexture: add `supersample` mode to double font quality. ([nockawa](https://github.com/nockawa))
 
 ### Exporters
@@ -24,7 +12,6 @@
 ### API doc
 
 ### Bug fixes
-
 - MapTexture: Font Characters are now correctly aligned on Chrome ([nockawa](https://github.com/nockawa))
 
 ### Breaking changes
@@ -32,13 +19,11 @@
 ### Canvas2D
 
 #### Updates
-
 - Text2D: new `fontSuperSample` setting to use high quality font.
 
 #### Bug fixes
-
 - `Sprite2D`: texture size is now set by default as expected
 - `Sprite2D`: can have no `id` set
 - `ZOrder` fixed in Primitives created inline
 
-#### Breaking changes
+#### Breaking changes