Cleanup files not realted to this procject/version anymore

Because lot is going to change, those files won't be relevant
anymore, so clean whose up to increase speed of grep:ing in the repo,
and don't trigger lot of false posisive matches when grepping

Change-Id: Id956339285517c0dff65ee3a99724c916761cf15
Signed-off-by: Max Sikstrom <msikstrom@op5.com>