By default ruamel.yaml does attempt to split
lines longer then 80 symbols. We bump this
value to more reasonable 160 symbols.
With that we add new write_data_to_file method
responsible for dumping yaml data to the destination,
instead doing the same operation in multiple places
Change-Id: Ie4a94b5646b31f80372a7974075a60c274abbf0e
Signed-off-by: Dmitriy Rabotyagov <dmitriy.rabotyagov@cleura.com>