Merge branch 'Rel19' of https://github.com/mangoszero/server into breaking_eggs_to_make_freebsd_omelettes

Merging upstream Rel19 branch.
[Scripts] Moved the script library out of bindings and fixed up references
Changed directory of the scriptdev2 subdirectory.
Removed installation of scriptdev2.conf.dist.in, since its config is now in mangosd.conf.
Changed some includes to be Unix-friendly (forward slashes).
Added so scriptdev2 would build.
Merge branch 'breaking_eggs_to_make_freebsd_omelettes' of https://github.com/rage311/M0-FreeBSD into breaking_eggs_to_make_freebsd_omelettes
Merge branch 'upstream-merges' into breaking_eggs_to_make_freebsd_omelettes
Merge branch 'Rel19' of https://github.com/mangoszero/server into breaking_eggs_to_make_freebsd_omelettes
Changes to accommodate upstream movement of scripts directory out of bindings.
Removed bindings directory and its CMakeLists.txt