Merge branch 'release/v3.1.1-1'
Merge branch 'release/3.1.1-2'
Merge branch 'release/v3.1.1-3'
Merge branch 'release/v3.1.1-3'
Merge branch 'release/v3.1.1-4'
Update README
Add license
Update scss dependency to version 0.9.3
Merge branch 'master' into develop