Update grape-entity

Signed-off-by: Dmitriy Zaporozhets <dmitriy.zaporozhets@gmail.com>

Gemfile

@@ -47,7 +47,7 @@ gem "gitlab-linguist", "~> 3.0.0", require: "linguist"
 # API
 gem "grape", "~> 0.6.1"
 # Replace with rubygems when nesteted entities get released
-gem "grape-entity", "~> 0.4.1", ref: 'd904381c951e86250c3f44213b349a3dd8e83fb1', git: 'https://github.com/intridea/grape-entity.git' 
+gem "grape-entity", "~> 0.4.2"
 gem 'rack-cors', require: 'rack/cors'
 
 # Email validation

Gemfile.lock

-GIT
-  remote: https://github.com/intridea/grape-entity.git
-  revision: d904381c951e86250c3f44213b349a3dd8e83fb1
-  ref: d904381c951e86250c3f44213b349a3dd8e83fb1
-  specs:
-    grape-entity (0.4.1)
-      activesupport
-      multi_json (>= 1.3.2)
-
 GEM
   remote: https://rubygems.org/
   specs:
@@ -214,6 +205,9 @@ GEM
       rack-accept
       rack-mount
       virtus (>= 1.0.0)
+    grape-entity (0.4.2)
+      activesupport
+      multi_json (>= 1.3.2)
     growl (1.0.3)
     guard (2.2.4)
       formatador (>= 0.2.4)
@@ -600,7 +594,7 @@ DEPENDENCIES
   gollum-lib (~> 3.0.0)
   gon (~> 5.0.0)
   grape (~> 0.6.1)
-  grape-entity (~> 0.4.1)!
+  grape-entity (~> 0.4.2)
   growl
   guard-rspec
   guard-spinach