Allow the empty namespace to be registered. Use foldLeft instead of imperative syntax.
Fix bug with addChildren
added test for adding and replacing children
added test for adding namespaces to an Elem
Fix imports
Verify that we do not crash in CData as well as with text nodes with a lot of text
Updated build to work with cross build to 2.9.2
Updated build to work with sbt-0.12.1
Changed publish target to sonatype
Updated readme
gitignore and removed unused repo
Changed groupId to be able to publish to sonatype
Added more maven central stuff
Added Aether settings
Merge namespace work by Trygve Laugstøl

Signed-off-by: Erlend Hamnaberg <erlend@hamnaberg.net>
QName refactor
All tests are passing
Move implicits into own trait
Allow ++ to be used.
Convenience methods added
Detect illegal namespaces in attributes
Added generation of namespaces
Hide api from external clients
readme updates