remove trailing white-spaces from lib/redmine/views/api_template_handler.rb.
remove trailing white-spaces from lib/redmine/views/builders.rb.
remove trailing white-spaces from lib/redmine/views/builders/json.rb.
remove trailing white-spaces from lib/redmine/views/builders/structure.rb.
remove trailing white-spaces from lib/redmine/views/builders/xml.rb.
remove trailing white-spaces from lib/redmine/views/other_formats_builder.rb.
remove trailing white-spaces from lib/redmine/activity/fetcher.rb.
remove trailing white-spaces from lib/redmine/core_ext/string/conversions.rb.
remove trailing white-spaces from lib/redmine/core_ext/string/inflections.rb.
remove trailing white-spaces from lib/redmine/default_data/loader.rb.