Upgrade to Mongoid 5

Gemfile

@@ -3,7 +3,7 @@ source 'https://rubygems.org'
 ruby '2.2.2'
 
 gem 'sinatra'
-gem 'mongoid', '~> 4.0'
+gem 'mongoid', '~> 5.0'
 gem 'iso_country_codes'
 gem 'rest-client'
 gem 'versionomy'

Gemfile.lock

@@ -22,7 +22,6 @@ GEM
     builder (3.2.2)
     coercible (1.0.0)
       descendants_tracker (~> 0.0.1)
-    connection_pool (2.2.0)
     database_cleaner (1.4.1)
     descendants_tracker (0.0.4)
       thread_safe (~> 0.3, >= 0.3.1)
@@ -55,21 +54,18 @@ GEM
     json (1.8.3)
     kgio (2.10.0)
     mime-types (2.6.2)
-    minitest (5.8.0)
-    mongoid (4.0.2)
+    minitest (5.8.1)
+    mongo (2.1.1)
+      bson (~> 3.0)
+    mongoid (5.0.0)
       activemodel (~> 4.0)
-      moped (~> 2.0.0)
+      mongo (~> 2.1)
       origin (~> 2.1)
       tzinfo (>= 0.3.37)
-    moped (2.0.7)
-      bson (~> 3.0)
-      connection_pool (~> 2.0)
-      optionable (~> 0.2.0)
     multi_json (1.11.2)
     multi_xml (0.5.5)
     netrc (0.10.3)
-    newrelic_rpm (3.13.1.300)
-    optionable (0.2.0)
+    newrelic_rpm (3.13.2.302)
     origin (2.1.1)
     parser (2.2.2.6)
       ast (>= 1.1, < 3.0)
@@ -141,7 +137,7 @@ DEPENDENCIES
   grape-entity
   iso_country_codes
   minitest
-  mongoid (~> 4.0)
+  mongoid (~> 5.0)
   newrelic_rpm
   rack-test
   rake

config/mongoid.yml

@@ -1,18 +1,18 @@
 development:
-  sessions:
+  clients:
     default:
       database: paas
       hosts:
-          - 127.0.0.1:27017
+        - 127.0.0.1:27017
 
 test:
-  sessions:
+  clients:
     default:
       database: paas_test
       hosts:
         - 127.0.0.1:27017
 
 production:
-  sessions:
+  clients:
     default:
       uri: <%= ENV['MONGO_URL'] %>