Fix Typo expection

Exporters/Unity 5/EditorToolkit/Assets/Babylon/Source/WebServer.cs

@@ -145,7 +145,7 @@ namespace BabylonHosting
             }
             catch
             {
-                // Note: Thread Abort Excpetions Caught Here
+                // Note: Thread Abort Exceptions Caught Here
             }
         }
 

src/babylon.scene.ts

@@ -192,7 +192,7 @@
         protected _environmentTexture: BaseTexture;
         /**
          * Texture used in all pbr material as the reflection texture.
-         * As in the majority of the scene they are the same (excpetion for multi room and so on),
+         * As in the majority of the scene they are the same (exception for multi room and so on),
          * this is easier to reference from here than from all the materials.
          */
         public get environmentTexture(): BaseTexture {
@@ -200,7 +200,7 @@
         }
         /**
          * Texture used in all pbr material as the reflection texture.
-         * As in the majority of the scene they are the same (excpetion for multi room and so on),
+         * As in the majority of the scene they are the same (exception for multi room and so on),
          * this is easier to set here than in all the materials.
          */
         public set environmentTexture(value: BaseTexture) {