Moved third-party libraries and submodules to ThirdParty/

logog header files have to be included e.g. with logog/include/logog.hpp

method containsAABB() uses now method containsPoint()
removed a false comment

Added functionality for automatically initializing git submodules.

fixed issue where polyline segments or surface triangles could contain two points with identical ids

See scripts/cmake/SubmoduleSetup.cmake for details.

Quickcheck and replace swap with stl

mesh legacy interface now also works if additional information is found between MaterialID and element type in the element discription within a file

test-target now also runs on Visual Studio in every configuration.

Improve drop file extension

Improve histogram code

Using quickcheck for generation of 100 tests for vector of integers.