changelog and manifest for v1.15-r4
update version for 1.15-r3
bump version for 1.15-r2
fix calculation of clientDataJson (add missing crossOrigin, fix query… …ing of package id)
changelog and manifest for 1.16-pre0
Merge changes for v1.14-r4, updating manifest for 1.15-r1 release
remove Plugin option from preferences because it mostly brings up an … …empty screen only.
Merge remote-tracking branch 'origin/v1.14'
remove event handler for removed button