All rewrited to add support for systemd

Rewrited programs and scripts and updated the name of the repo. Now this
version of acpi_call_GUI is compatible with all linux distros that use
systemd, like:
Fedora since version 15
Frugalware 1.5+
Mageia 2+
Mandriva 2011+
mer since 2012
openSUSE 12.1+
Arch Linux since October 2012
Chakra Linux since October 2012
Parabola GNU/Linux since October 2012
NixOS since January 2013
Red Flag Linux 8+