move lincat Subj, Prep to Slavic

next-lib/src/bulgarian/CatBul.gf

@@ -89,8 +89,6 @@ concrete CatBul of Cat = CatSlavic with (ResSlavic = ResBul) ** open Prelude, (R
 -- Structural
 
     Conj = {s : Str; distr : Bool; conj : Bool; n : Number} ;
-    Subj = {s : Str} ;
-    Prep = {s : Str; c : Case} ;
 
 -- Open lexical classes, e.g. Lexicon
 

next-lib/src/russian/CatRus.gf

@@ -72,8 +72,6 @@ concrete CatRus of Cat = CommonX ** CatSlavic with (ResSlavic = ResRus) ** open
 -- case of "или", the result is however plural if any of the disjuncts is.
 
     Conj = {s1,s2 : Str ; n : Number} ; 
-    Subj = {s : Str} ;
-    Prep = {s : Str ; c: Case } ;
 
 -- Open lexical classes, e.g. Lexicon
 

next-lib/src/slavic/CatSlavic.gf

@@ -3,6 +3,9 @@ incomplete concrete CatSlavic of Cat = open Prelude, CommonSlavic, ResSlavic in
 lincat
   CN = {s : NForm => Str; g : Gender; anim : Animacy} ;
 
+  Subj = {s : Str} ;
+  Prep = {s : Str; c: Case} ;
+
   N  = {s : NForm => Str; g : Gender; anim : Animacy} ;
   N2 = {s : NForm => Str; g : Gender; anim : Animacy} ** {c2 : Preposition} ;
   N3 = {s : NForm => Str; g : Gender; anim : Animacy} ** {c2,c3 : Preposition} ;