Removed CDS dep, made compatible with Boost 1.41, and made compatible with C++98.

* No longer need CDS
* Compatible with Boost 1.41 (RHEL 6.4)
* Compatible with C++98
* Fixed race conditions
* OSX no-longer attempts to build OpenSSL, it uses the system version
* Compatible with cmake 2.6.4 (RHEL 6.4)