fix version number

add ability to pass alt text to gallery image resolves neptunian#46

Merge pull request neptunian#45 from neptunian/stateless_gallery

Stateless gallery.  resolves issue neptunian#13 , resolves issue neptunian#20 , resolves neptunian#44

upgrade to react and react-dom 15.3.0

v4.2.11

v4.2.10

modify photos object properties structure, create lightboxImage prop

update package json