improve log context with functions
disable header checks on test .cpp files as they are annoying and we don't have any such thing on python tests
fix sometimes problematic cast of Foo to void* to Object *
fix swig wrapper of sax class with template base
add support for a constructor with a Model to PeriodicOptimizerState

address #464
use new OptimizerState constructor addres #464
add a versioning mechanism on the contents of containers

close #462
speed up git hooks a bit and print out info about what is going on

standards checks seem to be a bottleneck, perhaps because they are checking too many files