Bump to 0.13.0

Gemfile.lock

@@ -1,13 +1,14 @@
 PATH
   remote: .
   specs:
-    capybara-webkit (0.12.0)
+    capybara-webkit (0.13.0)
       capybara (>= 1.0.0, < 1.2)
       json
 
 GEM
   remote: http://rubygems.org/
   specs:
+    addressable (2.3.2)
     appraisal (0.4.0)
       bundler
       rake
@@ -18,19 +19,20 @@ GEM
       rack-test (>= 0.5.4)
       selenium-webdriver (~> 2.0)
       xpath (~> 0.1.4)
-    childprocess (0.3.1)
-      ffi (~> 1.0.6)
+    childprocess (0.3.6)
+      ffi (~> 1.0, >= 1.0.6)
     diff-lcs (1.1.2)
-    ffi (1.0.11)
-    json (1.7.1)
-    mime-types (1.18)
+    ffi (1.1.5)
+    json (1.7.5)
+    libwebsocket (0.1.5)
+      addressable
+    mime-types (1.19)
     mini_magick (3.2.1)
       subexec (~> 0.0.4)
-    multi_json (1.0.4)
-    nokogiri (1.5.0)
-    nokogiri (1.5.0-x86-mingw32)
+    multi_json (1.3.6)
+    nokogiri (1.5.5)
     rack (1.3.2)
-    rack-test (0.6.1)
+    rack-test (0.6.2)
       rack (>= 1.0)
     rake (0.9.2)
     rspec (2.6.0)
@@ -41,11 +43,11 @@ GEM
     rspec-expectations (2.6.0)
       diff-lcs (~> 1.1.2)
     rspec-mocks (2.6.0)
-    rubyzip (0.9.7)
-    selenium-webdriver (2.19.0)
+    rubyzip (0.9.9)
+    selenium-webdriver (2.25.0)
       childprocess (>= 0.2.5)
-      ffi (~> 1.0.9)
-      multi_json (~> 1.0.4)
+      libwebsocket (~> 0.1.3)
+      multi_json (~> 1.0)
       rubyzip
     sinatra (1.1.2)
       rack (~> 1.1)

lib/capybara/webkit/version.rb

@@ -1,7 +1,7 @@
 module Capybara
   module Driver
     class Webkit
-      VERSION = '0.12.0'.freeze
+      VERSION = '0.13.0'.freeze
     end
   end
 end