fix boost layout, update submodule

gcontini

2019-12-01 d02fce46e19f1a7b77a952210974a875c493593f

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MACRO(EVAL_CONDITION name)
   IF(${ARGN})
     SET(${name} 1)
   ELSE(${ARGN})
     SET(${name} 0)
   ENDIF(${ARGN})
ENDMACRO(EVAL_CONDITION)