Merge pull request brave#90 from brave/staging

yarn install v0.23.4

Merge pull request brave#85 from brave/staging

merge staging

Merge pull request brave#78 from brave/staging

v1.2.1

Merge remote-tracking branch 'origin/staging'

Merge pull request brave#70 from brave/staging

update master v1.1.0

RequestUtil.s3ObjectsToRecords(); FETCH_SYNC_RECORDS lastRecordTimestamp

.list() returns raw S3 objects now

Merge remote-tracking branch 'origin/staging'

bring master up-to-date with staging except for Travis config

Add IPC webview to browser: DELETED_SYNC_USER

To address
brave/browser-laptop#7349 (review)

Auditors: @diracdeltas

Merge remote-tracking branch 'origin/staging'