add Jonas to authors.
add Jonas to authors.

He worked previously with documentation, now is helping me with
Eina_Model and will keep adding some examples and fixes here and
there.



git-svn-id: a6113611d365f0fc061992be0d1d0b451b434026@67798 7cbeb6ba-43b4-40fd-8cce-4c39aea84d33

jordemort/eina,jordemort/eina,jordemort/eina