Apply Bundler rubocop rules

We're not using the InsecureProtocolSource rule because I don't feel
it's necessary.

.rubocop.yml

@@ -1,14 +1,8 @@
 inherit_from: .rubocop_basic.yml
 
-Bundler/DuplicatedGem:
-  Enabled: true
-
 Bundler/InsecureProtocolSource:
   Enabled: true
 
-Bundler/OrderedGems:
-  Enabled: true
-
 Gemspec/DuplicatedAssignment:
   Enabled: true
 

.rubocop_basic.yml

@@ -11,6 +11,12 @@ AllCops:
   # to ignore them, so only the ones explicitly set in this file are enabled.
   DisabledByDefault: true
 
+Bundler/DuplicatedGem:
+  Enabled: true
+
+Bundler/OrderedGems:
+  Enabled: true
+
 Capybara/CurrentPathExpectation:
   Enabled: true
 

Gemfile

@@ -7,6 +7,8 @@ gem "acts_as_votable", "~> 0.11.1"
 gem "ahoy_matey", "~> 1.6.0"
 gem "ancestry", "~> 3.0.2"
 gem "autoprefixer-rails", "~> 8.2.0"
+gem "axlsx", "~> 3.0.0.pre"
+gem "axlsx_rails", "~> 0.5.2"
 gem "browser", "~> 2.5.3"
 gem "cancancan", "~> 2.3.0"
 gem "ckeditor", "~> 4.2.3"
@@ -40,6 +42,7 @@ gem "paperclip", "~> 5.2.1"
 gem "paranoia", "~> 2.4.1"
 gem "pg", "~> 0.21.0"
 gem "pg_search", "~> 2.0.1"
+gem "recipient_interceptor", "~> 0.2.0"
 gem "redcarpet", "~> 3.4.0"
 gem "responders", "~> 2.4.0"
 gem "rinku", "~> 2.0.2", require: "rails_rinku"
@@ -55,11 +58,8 @@ gem "turnout", "~> 2.4.0"
 gem "uglifier", "~> 4.1.2"
 gem "unicorn", "~> 5.4.1"
 gem "whenever", "~> 0.10.0", require: false
-gem "recipient_interceptor", "~> 0.2.0"
-gem "wkhtmltopdf-binary", "~> 0.12.4"
 gem "wicked_pdf", "~> 1.1.0"
-gem "axlsx", "~> 3.0.0.pre"
+gem "wkhtmltopdf-binary", "~> 0.12.4"
-gem "axlsx_rails", "~> 0.5.2"
 
 source "https://rails-assets.org" do
   gem "rails-assets-leaflet"