4.2-stable patches

4.2-stable patches

added patches:
	btrfs-check-if-previous-transaction-aborted-to-avoid-fs-corruption.patch
	media-am437x-vpfe-fix-a-race-condition-during-release.patch
	media-am437x-vpfe-requested-frame-size-and-fmt-overwritten-by-current-sensor-setting.patch
	nfs-don-t-let-the-ctime-override-attribute-barriers.patch
	nfsd-ensure-that-delegation-stateid-hash-references-are-only-put-once.patch
	nfsd-ensure-that-the-ol-stateid-hash-reference-is-only-put-once.patch
	nfsd-fix-an-fs_layout_types-layout_types-encode-bug.patch
	nfsv4-don-t-set-setattr-for-o_rdonly-o_excl.patch
	nfsv4.1-pnfs-fix-atomicity-of-commit-list-updates.patch
	nfsv4.1-pnfs-fix-borken-function-_same_data_server_addrs_locked.patch
	rc-core-fix-remove-uevent-generation.patch
	v4l-omap3isp-fix-async-notifier-registration-order.patch
	v4l-omap3isp-fix-sub-device-power-management-code.patch
	v4l-xilinx-missing-error-code.patch