Moving conkyrc files outside others folder.

Now all conkyrc stay in the root of conky configuration folder, as it
was before the configuration at work.
Adding arcs_i7.conkyrc * lua script.

arcs_i7 are tuned for the i7 with 4 cores / 8 threads.
also change of permisions for auler.conkyrc.
Adding new helper function "bs" in bashrc.

"bs" is a generalization of the aliases to go back in the directory
hierarchy. It reads one number argument and go back this number os
parents.
Adding terminal color samples, blue ones from web.
Adding history date in bashrc. X Fix in openbox.

Bashrc now is configured to show time and date in command history.
Autostart.sh for openbox now explicitly loads .Xresources with xrdb.
Merge branch 'master' of https://github.com/rff/cfgbin
addind home.conkyrc.

home.conkyrc is tuned to home notebook, with diferent batery status and
stuff.