fixed: typo
added: support for std::hash<boost::intrusive_ptr<T>>
fixed: FXC_COMPILE empty SOURCES check location
added: ADDITONAL sources argument for TEST_SETUP
fixed: TEST_SETUP using the same target again
compiler denoisification
removed: unnessecary include
added: point-in-frustum test (i/f only)
added: update-bounds visitor
added: visitor-test shared module
update: unfinished implementation for cull visitor