Fix constraint assignment
Merge pull request #94 from Raizlabs/bugfix/ndonald2/fix-constraint-config

Fix constraint assignment
Update podpsec to 2.1.1
Fix sign on constants for fill padding
Merge pull request #97 from Raizlabs/bugfix/ndonald2/autolayout-fill-padding

Fix sign on constants for fill padding
Update podspec -> 2.1.2
Merge fixesfor single child VC
Update podspec for 2.2.0