Increte podspec version to 0.0.12
Increte podspec version to 0.0.12

zht415/DFImageManager,ichu501/DFImageManager,AddAloner/DFImageManager,JeeLiu/DFImageManager,benzhipeng/DFImageManager,mohsinalimat/DFImageManager,digal/DFImageManager,AddAloner/DFImageManager,buithuyen/DFImageManager,mohsinalimat/DFImageManager,arvindhsukumar/DFImageManager,Adlai-Holler/DFImageManager,buithuyen/DFImageManager,zhaoguohui/DFImageManager,peterpaulis/DFImageManager,DABSquared/DFImageManager,vitkovsky/DFImageManager,hzm0318hzm/DFImageManager,holgersindbaek/DFImageManager,holgersindbaek/DFImageManager,digal/DFImageManager,peterpaulis/DFImageManager,jsooriah/DFImageManager,kean/DFImageManager,benzhipeng/DFImageManager