Added SDWebImageCompact.m to Compile sources of the SDWebImage+MKAnnotation target
Merge pull request #373 from cfis/download_cleanup

More SDWebImageDownloader Cleanup
Merge pull request #340 from odanu/master

Add SDWebImageCompact.m to Compile sources of the SDWebImage+MKAnnotation target
Fix and make SDScaledImageForPath extensible
Make SDWebImageManager cache creation extensible
Merge pull request #366 from bm-i/master

Fix and make SDScaledImageForPath extensible
support GIFs
cache the GIF data instead of the jpeg representation
updated formatting for project
change var name
Merge pull request #375 from lavoy/master

Animated GIF Support
Scale GIF images
moved scaling up the process
Include NS* files in source files of Podspec
Merge pull request #380 from stylight/master

Fixed Podspec by including NS* files into source files
Merge pull request #379 from lavoy/master

Moved scaling to earlier in the process
Add prefix to GIF support category's methods
Update README.md
Images can be downloaded in multiple threads.  Therefore the call to self.failedURLs containsObject:url must be synchronized to avoid a collection mutation error.
Merge branch 'synchronize_failed_urls' into zerista