test fixes
require

--HG--
rename : document/src/main/scala/org/encalmo/document/Evaluate.scala => document/src/main/scala/org/encalmo/document/Require.scala
rename : structures/src/main/scala/org/encalmo/structures/eurocode/composite/CompositeSlabWithProfiledSheeting.scala => structures/src/main/scala/org/encalmo/structures/eurocode/composite/CompositeConcreteSlabOnProfiledSteelSheeting.scala
print requirements