export enum AvatarSource {
  FACEBOOK = 'facebook',
  GOOGLE = 'google',
  TWITTER = 'twitter',
  INSTAGRAM = 'instagram',
  VKONTAKTE = 'vkontakte',
  SKYPE = 'skype',
  GRAVATAR = 'gravatar',
  GITHUB = 'github',
  CUSTOM = 'custom',
  INITIALS = 'initials',
  VALUE = 'value'
}