Fixed the last deprecation warnings for order and where

app/models/user.rb

@@ -72,7 +72,7 @@ class User < ActiveRecord::Base
   #
 
   # Namespace for personal projects
-  has_one :namespace, dependent: :destroy, foreign_key: :owner_id, class_name: "Namespace", conditions: 'type IS NULL'
+  has_one :namespace, -> { where type: nil }, dependent: :destroy, foreign_key: :owner_id, class_name: "Namespace"
 
   # Profile
   has_many :keys, dependent: :destroy
@@ -80,8 +80,7 @@ class User < ActiveRecord::Base
   # Groups
   has_many :users_groups, dependent: :destroy
   has_many :groups, through: :users_groups
-  has_many :owned_groups, through: :users_groups, source: :group, conditions: { users_groups: { group_access: UsersGroup::OWNER } }
-
+  has_many :owned_groups, -> { where user_group: { group_access: UsersGroup::OWNER } }, through: :users_groups, source: :group
   # Projects
   has_many :groups_projects,          through: :groups, source: :projects
   has_many :personal_projects,        through: :namespace, source: :projects
@@ -94,7 +93,7 @@ class User < ActiveRecord::Base
   has_many :notes,                    dependent: :destroy, foreign_key: :author_id
   has_many :merge_requests,           dependent: :destroy, foreign_key: :author_id
   has_many :events,                   dependent: :destroy, foreign_key: :author_id,   class_name: "Event"
-  has_many :recent_events,                                 foreign_key: :author_id,   class_name: "Event", order: "id DESC"
+  has_many :recent_events, -> { order "id DESC" }, foreign_key: :author_id,   class_name: "Event"
   has_many :assigned_issues,          dependent: :destroy, foreign_key: :assignee_id, class_name: "Issue"
   has_many :assigned_merge_requests,  dependent: :destroy, foreign_key: :assignee_id, class_name: "MergeRequest"