Update silo submodule to include root-level package.xml, Init.py, and
InitGui.py following the standard addon layout used by sdk, gears,
datums, and solver.
Move five Silo-specific deferred setup functions from
src/Mod/Create/InitGui.py into the silo addon's own InitGui.py:
- Document observer registration (600ms)
- Auth dock panel via kindred_sdk.register_dock_panel() (2000ms)
- First-start settings check (3000ms)
- Activity dock panel via kindred_sdk.register_dock_panel() (4000ms)
- Remove duplicate origin registration (was 1500ms, already done in
SiloWorkbench.Initialize())
Update CMake install targets to include root-level silo files.
Create core InitGui.py now only handles kc_format (500ms) and
update_checker (10000ms).