switch to lodash
ensure json check can be made into a string?
point to lodash
update JSON validation check. fixes #23
update empty check to use lodash isEmpty

allows for more checks then just a string
Merge branch 'hackyhack'

* hackyhack:
  update empty check to use lodash isEmpty
  update JSON validation check. fixes #23
  point to lodash
  ensure json check can be made into a string?
  switch to lodash
bump min validator version
0.9.5