Support NBUCore's log modules
Set Demo project target to iOS 5.0
Update GPUImage
Fix Analyzer warnings
Bump version
Update Nibs
Revert to using official GPUImage release
Specify iOS 5 requirement in Podspec
NBUCompatibility: Fix warnings
Update Demo's Pods
Ignore *.xccheckout files
Use weak instead of assign
Use strong instead of retain
Use __weak instead of __unsafe_unretained
Update Demo project
Use fixed GPUImage fork
Update filters that use GPUImageGaussianBlurFilter
Demo: Check for new API calls
Demo: Use NBUCore and CocoaLumberjack prerelease versions
Demo: Remove no longer needed SDK check