1. Broader equivalence classes for lambdas

src/main/scala/leon/Reporter.scala

src/main/scala/leon/codegen/CodeGeneration.scala

src/main/scala/leon/codegen/runtime/Monitor.scala

src/main/scala/leon/evaluators/Evaluator.scala

src/main/scala/leon/evaluators/RecursiveEvaluator.scala

src/main/scala/leon/evaluators/StreamEvaluator.scala

src/main/scala/leon/purescala/ExprOps.scala

src/main/scala/leon/purescala/Quantification.scala

src/main/scala/leon/solvers/unrolling/LambdaManager.scala

.../scala/leon/solvers/unrolling/QuantificationManager.scala

src/main/scala/leon/solvers/unrolling/TemplateManager.scala

src/main/scala/leon/solvers/unrolling/UnrollingSolver.scala

src/main/scala/leon/solvers/z3/AbstractZ3Solver.scala

src/main/scala/leon/solvers/z3/FairZ3Solver.scala

src/main/scala/leon/solvers/z3/Z3UnrollingSolver.scala