v3.15.1 with updated tslint:latest config (palantir#1508)
Prepare Release v3.15.0 (palantir#1502)
Prepare release v3.15.0-dev.0 (palantir#1501)
Prepare release v3.14.0 (palantir#1440)
Prepare release v3.14.0-dev.1 (palantir#1438)
Merge pull request palantir#1395 from palantir/release/3.14.0-dev.0 Prepare release v3.14.0-dev.0
Prepare Release v3.13.0 (palantir#1369)
Prepare Release v3.13.0-dev.0 (palantir#1366)
Prepare Release v3.12.0-dev.2 (palantir#1356)
Prepare release v3.12.1 (palantir#1348)