Squashed 'json/' changes from 468fa78..0ba6722

0ba6722 As per the spec, only dotted-quad is an acceptable format for IPv4 addresses.
6c3ca30 Merge pull request #51 from ericgj/add/validator
9cbcd43 Merge pull request #50 from ericgj/add/not-blank-schema-test
78bccaf add json-schema-valid to list of validators
4fe00e9 add 'forbidden property' test (not with blank schema)
cd2aa75 Merge pull request #49 from Acubed/develop
1186813 Add the enum/required test to draft4 too
30ca2fd Add tests for required/not required values with enums
ae3050a Add Jsonary and tv4 to the list
6c02fd0 Merge pull request #47 from iclanzan/patch-1
dff064d Added Jassi library to the list.

git-subtree-dir: json
git-subtree-split: 0ba672265758f09405b14a6508ff696a35e857ca
Merge commit 'd97c81177b325010d2a67ad45642f4ff2bf25425'

* commit 'd97c81177b325010d2a67ad45642f4ff2bf25425':
  Squashed 'json/' changes from 468fa78..0ba6722
As per the spec, only dotted-quad IPv4 addresses are valid.

Closes: #149