make it work on the server too
Added test for in-place data changes.
update package for new packaging system with errors for cmather name
update versions file
Merge branch 'devel' of github.com:EventedMind/iron-layout into devel
pull in hasRegion helper

cc @tmeasday,

I pulled this into devel but had to pull in the code directly because it
was too far out of sync with devel.
update changelog and get tests passing
Merge branch 'devel'
Merge branch 'master' of github.com:EventedMind/iron-layout