* Updated vector containers to remove warnings when compiling for 64 bit modes in Visual Studio
* Updated version to 1.6.8

git-svn-id: http://madara.googlecode.com/svn/trunk@1304 2850746a-f1c8-11dd-b507-8b4ecd5210be
* Updated test_karl_containers.cpp to not produce warnings in Visual Studio

git-svn-id: http://madara.googlecode.com/svn/trunk@1305 2850746a-f1c8-11dd-b507-8b4ecd5210be