-- Added some support for pattern matching on sentences with compound
clauses.

Signed-off-by: Mark Farrell<markfarr2011@gmail.com>.
-- Supported adjective phrases (ADJP) and subordinate clauses with noun
gaps.

Signed-off-by: Mark Farrell<markfarr2011@gmail.com>.
-- Supported more forms of prepositional phrases in Patterns.scala.

Signed-off-by: Mark Farrell<markfarr2011@gmail.com>.
-- Separated terms, operations on trees and tests into their own
modules.
-- Parallelized compilation in Compiler.scala.

Signed-off-by: Mark Farrell<markfarr2011@gmail.com>.