Add bullet gem

Gemfile

@@ -85,6 +85,7 @@ group :development do
   gem 'pry-nav'
   gem 'pry-remote'
   gem 'rubocop'
+  gem 'bullet' # Add bullet gem to minimize number of queries to database.
 end
 
 group :test do

config/environments/development.rb

@@ -47,12 +47,15 @@ def filter(msg)
   config.assets.debug = true
   config.react.variant = :development
   config.active_record.logger = nil
-  # Line 63-69 are for 'bullet' gem initialization.
+
+  # Bullet gem initialization.
   config.after_initialize do
     Bullet.enable = true
-    Bullet.alert = false
-    Bullet.bullet_logger = false
-    Bullet.console = false
-    Bullet.rails_logger = false
+    Bullet.alert = true
+    Bullet.bullet_logger = true
+    Bullet.console = true
+    # Bullet.growl = true
+    Bullet.rails_logger = true
+    # Bullet.add_footer = true
   end
 end