Fix bundle errors on macs

Author: cswhite2000

Gemfile

@@ -20,7 +20,7 @@ gem 'workflow', '1.0.0'
 gem 'workflow_on_mongoid'
 gem 'git'
 gem 'activemerchant'
-gem 'nokogiri'
+gem 'nokogiri', '1.6.7'
 gem 'sanitize', '2.1.0'
 gem 'redis'
 gem 'github_api'

Gemfile.lock

@@ -205,7 +205,7 @@ GEM
     kgio (2.9.2)
     launchy (2.4.3)
       addressable (~> 2.3)
-    libv8 (3.16.14.5)
+    libv8 (3.16.14.15)
     loofah (2.0.3)
       nokogiri (>= 1.5.9)
     macaddr (1.7.1)
@@ -239,9 +239,9 @@ GEM
     net-http-pipeline (1.0.1)
     netaddr (1.5.0)
     netrc (0.11.0)
-    nokogiri (1.6.5)
+    nokogiri (1.6.7)
       mini_portile (~> 0.6.0)
-    nokogiri (1.6.5-x64-mingw32)
+    nokogiri (1.6.7-x64-mingw32)
       mini_portile (~> 0.6.0)
     oauth2 (1.0.0)
       faraday (>= 0.8, < 0.10)