Fix case of typescript references

On Linux tsc doesn't compile because the OS is case sensitive

Typescript/babylon.d.ts

@@ -1,49 +1,49 @@
 /// <reference path="babylon.engine.d.ts" />
 /// <reference path="babylon.scene.d.ts" />
-/// <reference path="tools/babylon.math.d.ts" />
-/// <reference path="tools/babylon.sceneLoader.d.ts" />
-/// <reference path="tools/babylon.tools.d.ts" />
-/// <reference path="tools/babylon.database.d.ts" />
-/// <reference path="sprites/babylon.sprite.d.ts" />
-/// <reference path="sprites/babylon.spriteManager.d.ts" />
-/// <reference path="postprocess/babylon.postProcess.d.ts" />
+/// <reference path="Tools/babylon.math.d.ts" />
+/// <reference path="Tools/babylon.sceneLoader.d.ts" />
+/// <reference path="Tools/babylon.tools.d.ts" />
+/// <reference path="Tools/babylon.database.d.ts" />
+/// <reference path="Sprites/Babylon.Sprite.d.ts" />
+/// <reference path="Sprites/Babylon.spriteManager.d.ts" />
+/// <reference path="PostProcess/babylon.postProcess.d.ts" />
 /// <reference path="PostProcess/babylon.postProcessManager.d.ts" />
-/// <reference path="particles/babylon.particle.d.ts" />
-/// <reference path="particles/babylon.particleSystem.d.ts" />
-/// <reference path="mesh/babylon.mesh.d.ts" />
-/// <reference path="mesh/babylon.subMesh.d.ts" />
-/// <reference path="mesh/babylon.vertexBuffer.d.ts" />
-/// <reference path="materials/babylon.effect.d.ts" />
-/// <reference path="materials/babylon.material.d.ts" />
-/// <reference path="materials/babylon.multiMaterial.d.ts" />
-/// <reference path="materials/babylon.standardMaterial.d.ts" />
-/// <reference path="materials/textures/babylon.baseTexture.d.ts" />
-/// <reference path="materials/textures/babylon.texture.d.ts" />
-/// <reference path="materials/textures/babylon.cubeTexture.d.ts" />
-/// <reference path="materials/textures/babylon.renderTargetTexture.d.ts" />
-/// <reference path="materials/textures/babylon.dynamicTexture.d.ts" />
-/// <reference path="materials/textures/babylon.mirrorTexture.d.ts" />
-/// <reference path="materials/textures/babylon.videoTexture.d.ts" />
-/// <reference path="lights/babylon.light.d.ts" />
-/// <reference path="lights/babylon.pointLight.d.ts" />
-/// <reference path="lights/babylon.spotLight.d.ts" />
-/// <reference path="lights/babylon.directionalLight.d.ts" />
-/// <reference path="lights/babylon.hemisphericLight.d.ts" />
-/// <reference path="lights/shadows/babylon.shadowGenerator.d.ts" />
-/// <reference path="layer/babylon.layer.d.ts" />
-/// <reference path="culling/babylon.bounding.d.ts" />
-/// <reference path="culling/babylon.boundingInfo.d.ts" />
-/// <reference path="culling/babylon.boundingSphere.d.ts" />
-/// <reference path="culling/octrees/babylon.octree.d.ts" />
-/// <reference path="culling/octrees/babylon.octreeBlock.d.ts" />
-/// <reference path="collisions/babylon.collider.d.ts" />
-/// <reference path="collisions/babylon.collisionPlane.d.ts" />
-/// <reference path="cameras/babylon.camera.d.ts" />
-/// <reference path="cameras/babylon.freeCamera.d.ts" />
-/// <reference path="cameras/babylon.arcRotateCamera.d.ts" />
-/// <reference path="cameras/babylon.deviceOrientationCamera.d.ts" />
-/// <reference path="cameras/babylon.touchCamera.d.ts" />
-/// <reference path="bones/babylon.bone.d.ts" />
-/// <reference path="bones/babylon.skeleton.d.ts" />
-/// <reference path="animations/babylon.animation.d.ts" />
-/// <reference path="animations/babylon.animatable.d.ts" />
+/// <reference path="Particles/babylon.particle.d.ts" />
+/// <reference path="Particles/babylon.particleSystem.d.ts" />
+/// <reference path="Mesh/babylon.mesh.d.ts" />
+/// <reference path="Mesh/babylon.subMesh.d.ts" />
+/// <reference path="Mesh/babylon.vertexBuffer.d.ts" />
+/// <reference path="Materials/babylon.effect.d.ts" />
+/// <reference path="Materials/babylon.material.d.ts" />
+/// <reference path="Materials/babylon.multiMaterial.d.ts" />
+/// <reference path="Materials/babylon.standardMaterial.d.ts" />
+/// <reference path="Materials/textures/babylon.baseTexture.d.ts" />
+/// <reference path="Materials/textures/babylon.texture.d.ts" />
+/// <reference path="Materials/textures/babylon.cubeTexture.d.ts" />
+/// <reference path="Materials/textures/babylon.renderTargetTexture.d.ts" />
+/// <reference path="Materials/textures/babylon.dynamicTexture.d.ts" />
+/// <reference path="Materials/textures/babylon.mirrorTexture.d.ts" />
+/// <reference path="Materials/textures/babylon.videoTexture.d.ts" />
+/// <reference path="Lights/babylon.light.d.ts" />
+/// <reference path="Lights/babylon.pointLight.d.ts" />
+/// <reference path="Lights/babylon.spotLight.d.ts" />
+/// <reference path="Lights/babylon.directionalLight.d.ts" />
+/// <reference path="Lights/babylon.hemisphericLight.d.ts" />
+/// <reference path="Lights/Shadows/babylon.shadowGenerator.d.ts" />
+/// <reference path="Layer/babylon.layer.d.ts" />
+/// <reference path="Culling/babylon.bounding.d.ts" />
+/// <reference path="Culling/babylon.boundingInfo.d.ts" />
+/// <reference path="Culling/babylon.boundingSphere.d.ts" />
+/// <reference path="Culling/Octrees/babylon.octree.d.ts" />
+/// <reference path="Culling/Octrees/babylon.octreeBlock.d.ts" />
+/// <reference path="Collisions/babylon.collider.d.ts" />
+/// <reference path="Collisions/babylon.collisionPlane.d.ts" />
+/// <reference path="Cameras/babylon.camera.d.ts" />
+/// <reference path="Cameras/babylon.freeCamera.d.ts" />
+/// <reference path="Cameras/babylon.arcRotateCamera.d.ts" />
+/// <reference path="Cameras/babylon.deviceOrientationCamera.d.ts" />
+/// <reference path="Cameras/babylon.touchCamera.d.ts" />
+/// <reference path="Bones/babylon.bone.d.ts" />
+/// <reference path="Bones/babylon.skeleton.d.ts" />
+/// <reference path="Animations/babylon.animation.d.ts" />
+/// <reference path="Animations/babylon.animatable.d.ts" />