added generic gEq derive for Maybe

Libraries/iTasks/Internal/Tonic/AbsSyn.icl

@@ -11,7 +11,7 @@ derive JSONEncode TonicModule, TonicFunc, TExpr, TPriority, TAssoc, TLit
 
 derive JSONDecode TonicModule, TonicFunc, TExpr, TPriority, TAssoc, TLit
 
-derive gEq TonicModule, TonicFunc, TExpr, TPriority, TAssoc, TLit
+derive gEq TonicModule, TonicFunc, TExpr, TPriority, TAssoc, TLit, Maybe
 
 instance == TonicModule where
   (==) tm1 tm2 =  tm1.tm_name              == tm2.tm_name

Libraries/iTasks/WF/Derives.dcl

@@ -21,7 +21,7 @@ from Text.HTML import :: SVGStrokeDashArray, :: SVGStrokeDashOffset, :: SVGStrok
 //Common library types
 derive JSONEncode		(), HtmlTag, HtmlAttr, Either, MaybeError, Timestamp
 derive JSONDecode		(), HtmlTag, HtmlAttr, Either, MaybeError, Timestamp
-derive gEq				(), HtmlTag, HtmlAttr, Either, MaybeError, Timestamp, JSONNode, (->), Dynamic
+derive gEq				(), HtmlTag, HtmlAttr, Either, MaybeError, Timestamp, JSONNode, (->), Dynamic, Maybe
 derive gDefault   HtmlAttr
 derive gEditor    HtmlAttr
 derive gText      HtmlAttr

Libraries/iTasks/WF/Derives.icl

@@ -16,7 +16,7 @@ import StdArray
 // Generic instances for common library types
 derive JSONEncode		Either, MaybeError, HtmlTag, HtmlAttr
 derive JSONDecode		Either, MaybeError, HtmlTag, HtmlAttr
-derive gEq				Either, MaybeError, HtmlTag, HtmlAttr, Timestamp, JSONNode
+derive gEq				Either, MaybeError, HtmlTag, HtmlAttr, Timestamp, JSONNode, Maybe
 
 gEq{|()|} _ _ = True
 JSONEncode{|()|} _ () = [JSONNull]