When Fether loads certain views, external requests are made to specific domains without
the user's consent. We need to document these external calls

• calls : [ 'api.github.com' , 'github.com' , 'raw.githubusercontent.com' ],
• links: blockscout, 'https://parity.io' , 'https://wiki.parity.io/Fether-FAQ' ,
  'https://github.com/paritytech/fether/issues/new' , 'https://api.github.com/repos/paritytech/fether/releases/latest'