Merge pull request #732 from ay8s/master

Update Buffer SDK submodule to include v1.1.1
Revert "SUBMODULE UPDATE: Buffer iOS SDK 1.1.1"

This reverts commit b95b51ba939c13608755f6ace0a7f2e069d0581a.
Merge commit 'edfbd8ed6f382fcf00ee737ce1b1b094868c36e4'

Conflicts:
	Submodules/buffer-ios-sdk