Merge pull request #1 from CocoaPods/master

Update
Added Google Tag Manager 1.0b2
Fix error: Specification#config is deprecated. The config is accessible from the parameter passed to the hooks
Merge branch 'master' of https://github.com/CocoaPods/Specs
Add ZATabBar
[Add] box-ios-sdk-v2 (1.0.0)
Merge branch 'master' of https://github.com/CocoaPods/Specs
Added AdMob without UDID requeriment
Added MBProgressHUD 0.7 .
[Update] MendeleySDK (1.2)
[Update] MTPDF (0.0.5)
Merge pull request #2679 from matej/MBProgressHUD-0.7

Added MBProgressHUD 0.7 .
Merge pull request #2678 from albertnadal/fork

[Add] box-ios-sdk-v2 (1.0.0)
SSDataSources now supports UICollectionView\!
directory renamed
[Add] MUKToolkit (1.1.0)
Merge pull request #2675 from Istergul/master

Adding new pod ZATabBar
Merge pull request #2682 from jhersh/master

SSDataSources now supports UICollectionView!
Merge pull request #2684 from muccy/master

New spec: MUKToolkit
Merge pull request #2683 from alondon/master

Fix error: Specification#config is deprecated. The config is accessible from the parameter passed to the hooks