fixes #5 and #6
changes for create api revision and workaround for hashbang url problem in arethusa
fixing handling of attachtoroot checkbox and adding default to perseids/alpheios form
make arethusa input form look like arethusa
adding arabic, enabling attachtoroot for annotation service templates; fixing lang and dir on submit
don't send null doc param to put
add direction attribute to treebank element - enable arabic on alpheios perseids input form
fixing xmlns and also attachtoroot shouldn't apply to heads which are already set to something other than root
Merge pull request #7 from alpheios-project/arethusa

Arethusa