Revert "bln: allow configuration of blink delay"

This reverts commit 032350e48f9743573fdfa1894b24096909920fc9.
Revert "BLN: fix multi-notification threading issue."

This reverts commit f30a87ea736a9e5b546e9e20016a158a1a5e04fd.
Revert "BLN: Make it blink!"

This reverts commit 1131567c6b55271117be2f681d67eed123755100.
bln: add kernel blink mode

Change-Id: I127a80aa6f989d39e847e7861ff475ed892c0d5a