Visible accounts for dapps (default whitelist) (#3898)

* Add APIs for Dapp management

* Move AddDapps modal

* Add DappsPermissions Modal (basics)

* Allow whitelist editing

* Add select/unselect tests

* Case

* Case

* Modal render/non-render tests

* UI made slightly prettier

* Adjust spacing

* Allow get/set of null for default whitelist (all)

* Allow null = all for selection

* Adjust selected background

* Address valid comment on formatters location

js/src/api/format/output.js

@@ -42,6 +42,10 @@ export function outAddress (address) {
   return toChecksumAddress(address);
 }
 
+export function outAddresses (addresses) {
+  return (addresses || []).map(outAddress);
+}
+
 export function outBlock (block) {
   if (block) {
     Object.keys(block).forEach((key) => {