Problem Description:
Gradient tool affect appearance of other objects. When using the gradient tool on a shape, other objects with added appearance (e.g. gaussian blur) will reload.

Steps to Reproduce:
1. Create lots of shapes and add gaussian blur to them.
2. Crate a new shape and add a gradient.
3. Use the gradient tool to adjust the gradient.

Actual Result:
Appearance (gaussian blur) of the shapes start reloading.

Expected Result:
Change of gradient. No loading of appearance of other objects.