FaceBook comments
b-error. If page not loaded - print error in content
In header margin-left set to b-link not to b-menu-horiz__item
b-arrow refact to BEM
page-list set in __page-list, create __page-faces
__page-faces add b-social
b-selector-list-faces
Merge branch 'feature/faces-or-list' into develop

* feature/faces-or-list:
  b-selector-list-faces
  __page-faces add b-social
  page-list set in __page-list, create __page-faces