If request is '206 Partial Content' estimate the actual bytes when apparent bandwidth has exceeded 2Mbit/sec.
add options to Ralf::ClfTranslator.new
add translate_options
use the default config.translate_options
rename fix_partial_content to recalculate_partial_content
Merge branch 'feature/206_partial_content_recalculation' into develop

* feature/206_partial_content_recalculation:
  rename fix_partial_content to recalculate_partial_content
  use the default config.translate_options
  add translate_options
  add options to Ralf::ClfTranslator.new
  If request is '206 Partial Content' estimate the actual bytes when apparent bandwidth has exceeded 2Mbit/sec.