corrected a bug in ConstraintType() so "composition" is not treated as a
"position"
prevent "Illium shaped like" from being converted to "illium-shaped
like"
Added keyentities as an argument to EntityParser
Added a search cache in PermittedRelations
Enabled alternative searches in Structure2Quality using or not using
structure constraint
Added anatomcalentity as an entity proposal in EntitySearcher6.
Made EntitySearcher1 accept results from all three search strategies
(EEL, SME, ES5)