Highlight focussed tags more; move to awesome3.5 shipped themes

The original Zenburn theme for awesome didn't have enough distinction between
focussed and normal colours.
Xmodmap only makes caps lock the escape key. No switching involved.

I don't use the Caps-Lock mode anyways, so why keep it hanging around and cause
confusion to others who use my computer?
Use ~/.fehbg to set backgrounds
Rename to lowercase names
Add xinitrc instead of calling autostart from awesome
Remove autostart from awesome, using xinitrc now
Aliases for pacman added
Add localhost to no_proxy list for chromium