(Por) change mkPrep paradigm

- add Por to Make.hs
- rm elisDe (PhonoPor)
- change mkPrep paradigm, and make necessary changes
- rm ParsePor

src/portuguese/PhonoPor.gf

@@ -1,12 +1,3 @@
 resource PhonoPor = open Prelude in {
 
-  oper
-    arts : pattern Str = #("o" | "os" | "a" | "as") ;
-
-    elisDe : Str ;
-    elisDe = pre {
-      #arts => "d" ++ BIND ;
-      _ => "de"
-      } ;
-
 } ;