Adding gem version badge to README

LICENSE

@@ -0,0 +1,20 @@
+Copyright (c) 2016 Eugen Rochko
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

README.md

@@ -1,6 +1,10 @@
 Goldfinger, a Webfinger client for Ruby
 =======================================
 
+[![Gem Version](http://img.shields.io/gem/v/goldfinger.svg)][gem]
+
+[gem]: https://rubygems.org/gems/goldfinger
+
 A Webfinger client for Ruby. Supports `application/xrd+xml` and `application/jrd+json` responses. Raises `Goldfinger::Error::NotFound` on failure to fetch the Webfinger or XRD data.
 
 ## Installation
@@ -12,3 +16,7 @@ A Webfinger client for Ruby. Supports `application/xrd+xml` and `application/jrd
     data = Goldfinger.finger('acct:gargron@quitter.no')
     data.link('http://schemas.google.com/g/2010#updates-from')[:href]
     # => "https://quitter.no/api/statuses/user_timeline/7477.atom"
+
+## RFC support
+
+The gem only parses link data. It does not currently parse aliases, properties, or more complex structures.

goldfinger.gemspec

@@ -10,7 +10,7 @@ Gem::Specification.new do |s|
   s.email                 = 'eugen@zeonfederated.com'
   s.files                 = `git ls-files lib LICENSE README.md`.split($RS)
   s.homepage              = 'https://github.com/Gargron/goldfinger'
-  s.license               = 'MIT'
+  s.licenses              = ['MIT']
 
   s.add_dependency('http', '~> 1.0')
   s.add_dependency('addressable', '~> 2.4')

lib/goldfinger/result.rb

@@ -21,6 +21,7 @@ module Goldfinger
     def parse
       case @mime_type
       when 'application/jrd+json'
+      when 'application/json'
         parse_json
       when 'application/xrd+xml'
         parse_xml