s/constaints/constraints
Merge pull request #66 from paulca/patch-1

s/constaints/constraints
Fix README link to CONTRIBUTORS.yaml
Merge pull request #69 from dmarkow/master

Fix README link to CONTRIBUTORS.yaml
Allow multiple args to view attr method
Merge pull request #70 from dmarkow/multiple-view-attrs

Allow multiple args to view attr method
Merge branch 'master' of github.com:motion-kit/motion-kit
Merge branch 'master' into refactor/constraint_helpers