get links / embedded attribute names from a var
move around links attribute / embedattribute
read links attribute /embeddedattribute from options
hide links / embedded
upgrade deps
adds test
fixes #8

Merge branch 'configurable-attributenames'

* configurable-attributenames:
  adds test
  upgrade deps
  hide links / embedded
  read links attribute /embeddedattribute from options
  move around links attribute / embedattribute
  get links / embedded attribute names from a var
0.1.5