Added postfix to mime.types file
Move out ServeD-OS contents to /var, hence not necessary in snapshot.
Set maxproc to 2048.
Updated login.conf, sysctl.conf and loader.conf settings.
Reorganized install. More in details.

* v0.4.4
* Refactored install script.
* FreeBSD only
* Better info about pending operations
* Don't HUP init
* Fix: rebuild login db after updating login.conf
* Installing system configuration from ServeD-OS repo from ng0
* DRY script
Updated changelog.