Add SDWebImage library files
New image request in MCMCampaignBannerView
Add placeHolder parameter in methods to request campaign banner with place holder image
Rename SDWebImage classes to avoid integration conflicts
Add banner methods with placeholder
Fix rename bug in SDWebImage library
Fixed bug in request promotion campaigns
Merge branch 'development' into remote-images-cache and add library files to project
Merge pull request #5 from MyMalcom/remote-images-cache

Remote images cache