Eradicate global base_class registrations to prevent problems with threading and general memory management issues with knowing how and when to clean them up.
Merge pull request #82 from mgee/master

Fix pretty_print for inline arrays.
Merge branch 'master' of https://github.com/ChaiScript/ChaiScript
Do not link dl if on FreeBSD
Move to pointers for Dynamic_Cast_Conversions to avoid problems with using the class before it's defined
Fix some additional warnings on MacOS
Fix various warnings found by MSVC
 - Fix legit threading issue which shows itself on clang / macos mostly
 - Fix all warnings that I can / ignore those caused by boost