rename tree [PART 1]

Change-Id: I622f53c219da154df623b0152d6586367a5cb601
rename tree [PART 2]

Change-Id: I306ea482ed0508799930098d5bb4eb38216581af
fix kernel config

Change-Id: Ifd7f357948552c8e7cf38685c33eccffd5bbd523