Fixed Gemfile.lock not including mail-gpg.

Gemfile.lock

@@ -135,6 +135,8 @@ GEM
     execjs (2.6.0)
     globalid (0.3.6)
       activesupport (>= 4.1.0)
+    gpgme (2.0.11)
+      mini_portile (>= 0.5.0)
     hirb (0.7.3)
     http-cookie (1.0.2)
       domain_name (~> 0.5)
@@ -149,7 +151,11 @@ GEM
       nokogiri (>= 1.5.9)
     mail (2.6.3)
       mime-types (>= 1.16, < 3)
+    mail-gpg (0.3.1)
+      gpgme (~> 2.0, >= 2.0.2)
+      mail (~> 2.5, >= 2.5.3)
     mime-types (2.99)
+    mini_portile (0.6.2)
     mini_portile2 (2.0.0)
     minitest (5.8.4)
     mysql2 (0.4.2)
@@ -244,6 +250,7 @@ DEPENDENCIES
   jquery-rails
   jquery-textcomplete-rails!
   kaminari!
+  mail-gpg
   mysql2
   rails!
   rails-erd