Modified subtype-preds (funtype funtype) to generate same-domain as part of
the incs.
Added chained-relation class
1. Refined the test in set-adt-positive-formal-types
2. Modified generate-adt-predicate to include positive-types slot
3. Modified adt-every-rel-types to take account of dep-bindings
4. Added occurs-positively?* (inline-recursive-type)
5. Modified occurs-positively?* (simple-constructor) to deal properly with
   decl-formals
Minor change (Symbol -> symbol)
Added *files-loaded*, *loading-files*, and *pvs-relational-operators*
Modified judgement-types* (branch) to deal with vectors more efficiently.
Misc other fixes
Included libpath in various functions
Added update-alist
Minor change to indentation
Minor change to how judgements are printed
1. Modified label-suffix to keep track of TCC branches.
2. Modified make-subgoal-proofstates in the same way
3. Modified get-goalnum similarly
Minor spell fix
Added misc unicode symbols
1. Fixed get-theory-alias-decls-resolutions to use dactuals
2. Minor optimization to resolve-theory-actuals
3. Filtered resolve-decl-actuals better
4. Modified compatible-parameters?* to allow possibility of failure in
   subst-actuals-in-next-formal
1. Modified set-type* (name-expr) to change to number-expr class when
   appropriate
2. Modified collect-same-first-fun-assignment-args to use ps-eq instead of
   tc-eq, as args-list is not yet typechecked.
3. Refactored maybe-instantiate-from-decl-formals to use the resolutions of ex
   rather than ex itself.
Included libpath in various functions
added wift docs
Updated
Added get-pvs-patches
wift updates