Build failure [Win 10 Rack-SDK-2.beta.1]

[Steve Russell]

rack2 branch fails with updated SDK

g++ -std=c++11 -Wsuggest-override  -fPIC -I../../include -I../../dep/include -MMD -MP -g -O3 -march=nehalem -funsafe-math-optimizations -Wall -Wextra -Wno-unused-parameter -DARCH_WIN -D_USE_MATH_DEFINES -municode  -c -o build/src/Bypass.cpp.o src/Bypass.cpp
In file included from ../../include/rack.hpp:34,
                 from src/plugin.hpp:2,
                 from src/Bypass.cpp:1:
../../include/helpers.hpp: In instantiation of 'TParamWidget* rack::createLightParam(rack::math::Vec, rack::engine::Module*, int, int) [with TParamWidget = RetroButton]':
../../include/helpers.hpp:164:50:   required from 'TParamWidget* rack::createLightParamCentered(rack::math::Vec, rack::engine::Module*, int, int) [with TParamWidget = RetroButton]'
src/Bypass.cpp:280:51:   required from here
../../include/helpers.hpp:156:12: error: 'struct RetroButton' has no member named 'getLight'
  156 |         o->getLight()->module = module;
      |         ~~~^~~~~~~~
../../include/helpers.hpp:157:12: error: 'struct RetroButton' has no member named 'getLight'
  157 |         o->getLight()->firstLightId = firstLightId;
      |         ~~~^~~~~~~~
make: *** [../../compile.mk:70: build/src/Bypass.cpp.o] Error 1