Fix SpatialUnit scaling in SD NirsClass (#165)

* v1.75.0

-- In syncSubmodules.m add option to ignore last revision dates of the parent repo and submodules and instead force the direction of copying changes from parent repo to submodules ('parent2submodules') or submodules to parent repo ('submodules2parent').

* DataTree, v1.9.0, v1.8.3
-- Fix wrong probe scaling converting units in SnirfClass.ProbeClass and NirsClass
-- Add m (meter) to SpatialUnits NirsClass add appropriate scaling. When changing units in SDgui ask iof fixing incorrect units or simply changing units and associated coordinates.

* Utils, v1.4.0, v1.3.5
-- Remove non-class method convert_optodepos_to_circlular_2D_pos.m from ProbeClass to Utils.
-- Add missing function pretty_print_struct.m  used in DataTree to Utils library
-- Fix bug in last commit having to do with the MenuBox radiobutton dialog selction of spatial unit change: either a) correcting them and changing units ONLY  or  b) changing units and coordinates.
-- Add radiobutton selection style option to MenuBox.m
-- Fix some issues with MenuBox.m including issue with MenuBox disappearing outside of screen when run standalone with no parent GUI.

* v1.75.1

-- DataTree, v1.10.0, Fix error in probe registration loading SD file where anchor points are not copied correctly.