- Clear colors when reading property info.

- Set vertex colors on upright_sprites.

src/content_cao.cpp

@@ -1134,10 +1134,12 @@ void GenericCAO::updateTextures(std::string mod)
					buf->getMaterial().AmbientColor = m_prop.colors[1];
					buf->getMaterial().DiffuseColor = m_prop.colors[1];
					buf->getMaterial().SpecularColor = m_prop.colors[1];
					setMeshColor(mesh, m_prop.colors[1]);
				} else if (!m_prop.colors.empty()) {
					buf->getMaterial().AmbientColor = m_prop.colors[0];
					buf->getMaterial().DiffuseColor = m_prop.colors[0];
					buf->getMaterial().SpecularColor = m_prop.colors[0];
					setMeshColor(mesh, m_prop.colors[0]);
				}

				buf->getMaterial().setFlag(video::EMF_TRILINEAR_FILTER, use_trilinear_filter);

src/object_properties.cpp

@@ -145,6 +145,7 @@ void ObjectProperties::deSerialize(std::istream &is)
	makes_footstep_sound = readU8(is);
	automatic_rotate = readF1000(is);
	mesh = deSerializeString(is);
	colors.clear();
	u32 color_count = readU16(is);
	for (u32 i = 0; i < color_count; i++){
		colors.push_back(readARGB8(is));