* Initial commit to migrate libgc to bdwgc.
* Fix submodule url
* Don't force Boehm as runtime wrapper. Was just for testing locally.
* Build bdwgc as single object file. Helps with performance.
* Bump bdwgc submodule.
* Attempt to fix windows MSVC based build.
* Remove any references to GC_INSIDE_DLL as we manually managed threads on Windows.
* Allow building boehm on Windows amd64.
* Allow building boehm with msvc.
* Bump bdwgc to fix line endings
* Use LF for sh, am, m4, and ac files in bdwgc
* Bump bdwgc & libatomic_ops with fix for cygwin
* Bump bdwgc to fix mono-boehm being generated as libtool wrapper script.
* Link the static boehm library.
* Revert "Link the static boehm library."
This reverts commit 1f90d81d08308a61c890743cd79d8f6bb791bc99.
* Use --export-all-symbols on cygwin/mingw to fix issues with boehm causing mono symbols not to be exported.
* Fix
