Add client-side OT
Add ops.TransformationTests
Add backend for pullbox-type server to programs/editor
Merge pull request #172 from kossebau/addPullboxSupport

Add pullbox support
Excellent! This is a big step for WebODF.
Added todo to find frame anchor-types from the style tree

Frames that have no direct anchor-type specified currently have incorrect
behaviour, as these default to not behaving as character frames. The
correct behaviour is to actually examine the style inheritance hierarchy
to find the parent style that sets the default.