Revert "Change date format"

This reverts commit ed08ba7012c5b94b71969b4755011260503e6279.

Change-Id: I322880a4d3bd94b189bdd93c224ce95218c74e39
Build f2fs for all targets

Change-Id: Icd9f425d0d1acd7b47d878a3d63411ab65d72df1
Last kitkat release before L [1/2]

Change-Id: I66160d8400679ff529c7fca2e51f5ed019331e16