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