make status/preg_month/age dynamic, redo conditions, refactor some code
block dependednt conditions added
tiny refactors
simplify edd, dod datetime maipulations
cleanup conditions, refactor
tiny refactor
change exclusive-breastfed and child_birth_weight conditions and refactor
add year-end conditions - birth-spacing and child-growth
make empty_field comparison correct
Merge pull request #3774 from dimagi/dynmic-opm

Dynamic opm