Generate more stable output, esp to simlify testing (though fails at table component)
Removed Transformable and removed transform from public interface
Added some documentation to Expressions
Added some comments and element utils
Made relative and absolute lengths combinable
Adding methods for automatic vertical distribution of elements
Added support for vertical lengths relative to the font size (em)
Changed below/above logic; fixed page break height
Renamed project and packages from jrlang to scalajasper