Editing either Node or Calais terms will erase taxonomies not on the current form.

A problem with how node/taxonomies/calais are working together kills taxonomy terms already entered if they are not on the current form. For example, on the Node Edit form, all of the Calais terms get removed (b/c they are edited on their own form) when you save the node form. Vice versa, when saving the Calais Term form, all vocabularies not associated with Calais will get erased on save.

Currently working on a fix.