Some additions, some refactoring, some fixes (incomplete commit).

Test.scala

build.xml

examples/contracts/heap/LeftistHeap.scala

scalac-plugin.xml

src/funcheck/AnalysisComponent.scala

src/funcheck/FunCheckPlugin.scala

src/scala/collection/Multiset.scala

src/scala/collection/immutable/Multiset.scala

test.dmp