kickstart: remove read-411-shared-key read-ssh-private-key

They are not used anymore...
kickstart: remove kcgirc file

it was not used
kickstart: remove unused code from kickstart

- use new db api to set attribute
- remove proxying kickstart
- removed getCopyright
- various unused code
kickstart: put all cgi scripts inside the cgi folder
pylib: death to rocks.kickstart

This module was a bad copy of rocks.sql.

insert-ethers.py and build-updates-img.py had only a leftover
import rocks.kickstart (the module wasn't even used)

kickstart was still using this class but it had no
functionalities
tests: minor fixes