apt-get install kernel-power
apt-get install kernel-power-modules
apt-get install kernel-power-flasher
apt-get install kernel-power-bootimg *(this is for u-boot)
apt-get install kernel-power-settings

send to maemo devs a beer

for cssu :
apt-get install mp-fremantle-community-pr

asuming you have all catalogs enabled and you don't ask-me about them(what are and etc...)