got adjective agreement working in intensifer sentences (e.g. "Lei è meno ricca di Giorgio (She is less rich than Giorgio).")
got più working the same as meno
allow (che) to process a list of signs, lazily.
add a test for complicated A è più Adj di C (A is more Adj than C).
whitespace
remove unneeded (unify) call
add "alto" to list of comparative adjectives
reduce warning threshold from 10% to 5% to look for low-hanging fruit first.
cleanup: 
1. remove unneeded subcat-promote-principle
2. remove unneeded vp-essere-copula
make essere-adjective and essere-intensifier as alike as possible - differ only in
synsem|subcat|2|cat value (adjective vs intensifier)
cleanup: remove vp-essere-copula