Set brush parent to NULL when removing it from an entity.

Signed-off-by: Kristian Duske <kristian.duske@gmail.com>
Hide mouse indicators in fly mode.

Signed-off-by: Kristian Duske <kristian.duske@gmail.com>
Enable more actions when tools are active.

Signed-off-by: Kristian Duske <kristian.duske@gmail.com>
Don't unset texture name when setting texture to NULL.

Signed-off-by: Kristian Duske <kristian.duske@gmail.com>
Move some methods.

Signed-off-by: Kristian Duske <kristian.duske@gmail.com>
Gracefully handle changes to selected objects in clip tool.

Signed-off-by: Kristian Duske <kristian.duske@gmail.com>