Более литературный перевод

#8
#8 completed translate.
Merge pull request #19 from nikolaifedorov/8-501_Not_Implemented

перевод 501 not implemented
update restquicktips
refactored restquicktips
вычитка restquicktips
Merge branch 'master' into gh-pages

* master:
  вычитка restquicktips
  refactored restquicktips
  update restquicktips
  #8 completed translate.
  Более литературный перевод