the rest of PredChi modules started

lib/src/experimental/RGLBaseChi.gf

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+concrete RGLBaseChi of RGLBase = 
+
+-- modules in Grammar, excluding Structural, Verb, Sentence, Question
+----  Tense,
+  NounChi - [PPartNP],               -- to be generalized
+  AdjectiveChi,
+  NumeralChi,
+  ConjunctionChi,
+  AdverbChi,
+  PhraseChi,
+----  Sentence,
+  QuestionChi - [QuestCl,QuestVP,QuestSlash,QuestIAdv,QuestIComp],
+  RelativeChi - [RelCl,RelVP,RelSlash],
+----  Idiom [NP, VP, Cl, Tense, ProgrVP, ExistNP, SelfAdvVP, SelfAdVVP, SelfNP], ---- why only these?
+
+  SymbolChi [PN, Symb, String, CN, Card, NP, MkSymb, SymbPN, CNNumNP] ;          ---- why only these?
+
+----  Construction,
+----  Extensions,
+----  Documentation ;