Opal-ferro 0.10.2 released [1].
Main new feature is something called the 'style compositor'. An explanation of its use and the problem it tries to solve can be found here [2].
Ivo Herweijer
[1] https://github.com/easydatawarehousing/opal-ferro
[2] https://medium.com/@ivoh/true-decoupling-of-webcontent-and-styling-ec2c1f5e7178