Move TLS/SSL http_port config values to libsecurity (#51)

Move TLS/SSL http_port config values to libsecurity (#51)

These are most of the minor shuffling prerequisite for the proposal to allow generate-host-certificates to set a CA filename. These are required in libsecurity in order to prevent circular dependencies between libsecurity, libssl and libanyp.

Also contains some improvements to how configuration errors are displayed for these affected settings and some bugs fixed where the configured values were handled incorrectly.