fixed decodeUTF8 for pgf; removed old resources from darcs

lib/resource/abstract/Adverb.gf

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+--1 Adverb: Adverbs and Adverbial Phrases
+
+abstract Adverb = Cat ** {
+
+  fun
+
+-- The two main ways of forming adverbs are from adjectives and by
+-- prepositions from noun phrases.
+
+    PositAdvAdj : A -> Adv ;                 -- warmly
+    PrepNP      : Prep -> NP -> Adv ;        -- in the house
+
+-- Comparative adverbs have a noun phrase or a sentence as object of
+-- comparison.
+
+    ComparAdvAdj  : CAdv -> A -> NP -> Adv ; -- more warmly than John
+    ComparAdvAdjS : CAdv -> A -> S  -> Adv ; -- more warmly than he runs
+
+-- Adverbs can be modified by 'adadjectives', just like adjectives.
+
+    AdAdv  : AdA -> Adv -> Adv ;             -- very quickly
+
+-- Subordinate clauses can function as adverbs.
+
+    SubjS  : Subj -> S -> Adv ;              -- when she sleeps
+
+-- Comparison adverbs also work as numeral adverbs.
+
+    AdnCAdv : CAdv -> AdN ;                  -- less (than five)
+
+
+}