1- 9/10: initial release version 0.1 2- 5/11: release version 0.1.2 3- 6/11: Added encoder (version 0.1.2) as well 4- 7/11: Updated WebP with head change#Ia53f845b 5- 8/12: release version 0.2.0-rc1 (head change#Ia5475247) 6- : Updated WebP with head change#I3da2063b 7- 3/13: Updated WebP with head change#I9e5ae737 8- 8/13: Release version 0.3.1 (head change#Idea3464b) 9- 9/13: Fix memleak in WebPIDelete() (change#Id4faef1b) 10- 1/14: Release version 0.4.0-rc1 (change#I22be12d8) 11- 7/14: Release version 0.4.1-rc1 (change#I5346984d2) 12- 1/15: Release version 0.4.2 (change#I32a22786f) 13- 3/17: Release version 0.4.3 (tag: v0.4.3) 14- 11/2: Release version 0.4.4 (tag: v0.4.4) 15- 1/12: Release version 0.5.0 (tag: v0.5.0) 16- 7/12: Release version 0.5.1 (tag: v0.5.1) 17- 12/20: Release version 0.5.2 (tag: v0.5.2) 18- 1/30: Release version 0.6.0 (tag: v0.6.0) 19