Revert "metadata: initial commit to prepare D7-I.1.2.0"

This reverts commit 77a41eb2d1e4044e23d0f561ba40614954a7d345.
metadata: prepare I.1.2.0 release

- prepare exclude file
- add post file to ensure that we execute post-kernel actions.
Merge pull request #120 from enovance/upgrade-1.2.0

Upgrade 1.2.0