Converted <MASConstraint> protocol to abstract class (to support proper code completion in Xcode)
Merge pull request #42 from nickynick/class-constraints

Code completion in Xcode
v0.4.0
use setter for animator constant
Update .travis.yml
Update README.md
Update README.md
Reduce warning when "foundation assertions" disabled
Merge pull request #46 from sibljon/fix-warning-when-asserts-disabled

Reduce warning when "foundation assertions" disabled
update examples to call [super updateConstraints] at end of implementation
Update README.md
constraint grouping prototype
Explicitly #import <Foundation/Foundation.h> instead of assuming it has already been imported.
Merge pull request #54 from SkylerLipthay/master

Explicitly #import <Foundation/Foundation.h> instead of assuming it has already been imported.
add "make.attribute(...)"
add view.mas_attribute(...)
change to and test make.attributes(...)
reimplement composite attributes based on MASAttribute
Merge pull request #55 from Ahti/master

add "make.attribute(...)"
Fixing build status image for travis ci

image now retina ready!