Installation: To install SixA with sixpair (which is needed for the pairing of the gamepad) and both the GUI and CLI, run this inside the source dir:
$ make && sudo make install

To install the GUI and CLI without sixpair (like if you just want to try out the GUI), run:
$ sudo make install

Dependencies: The following packages needs to installed to build SixA from source:
bluez
bluez-compat
notify-osd
libnotify-bin
build-essential
libusb-dev
xserver-xorg-input-joystick
libgtk2.0-bin
python-gnome2-desktop
python-gnome2
gnome-common
python
python-notify