adapt Rakefile to submit to correct build service project in maintenance branch SLE-12-GA
Revert "adapt Rakefile to submit to correct build service project in maintenance branch SLE-12-GA"

This reverts commit 6d11a371581bed586dcde6a4504e654f92acf91c.
use CMAKE_ROOT directory for installing the cmake Module

(make it more portable)
remove maintainer macro as we use now osc maintainer command instead
release
more precise specify maintainer file
added debian packaging
added pkg-config
disable yardoc (not present at OBS)
create empty index.html
Ruby 2.1