Comment out a line of paste.spec
Redo pkg target in makefile
update for latest Apophenia
Fix bug in getKey when key is NULL
first draft of an R-side check-then-impute routine
Remove pre_edits struct

Instead, extend the edit_t type to have a slot for the =>then part of pre-edits. I
use edit_list for other checks later, and now the =>then is right on hand.
Minor internal documentation updates/revisions
Merge branch 'master' of github.com:rodri363/tea
Move the EM algorithm out of impute.c to em.c