hair particle system fix: CreateFromMesh must also request rebuild buffers

WickedEngine/wiHairParticle.cpp

@@ -85,6 +85,8 @@ namespace wi
 				}
 			}
 		}
+
+		_flags |= REBUILD_BUFFERS;
 	}
 
 	void HairParticleSystem::CreateRenderData()

WickedEngine/wiVersion.cpp

@@ -9,7 +9,7 @@ namespace wi::version
 	// minor features, major updates, breaking compatibility changes
 	const int minor = 71;
 	// minor bug fixes, alterations, refactors, updates
-	const int revision = 499;
+	const int revision = 450;
 
 	const std::string version_string = std::to_string(major) + "." + std::to_string(minor) + "." + std::to_string(revision);