Update GIFLIB to 5.1.4 DO NOT MERGE am: 160402694e am: b9d1aac7b6  -s ours am: 54529030eb am: 271553a9ab am: 1813909837 am: cd2f4359e0  -s ours am: 1ad4af259f
am: 9f62ab4d69

Change-Id: Ica088410755d47dc5ebb6a2eb4a31782eabf5c57