Turn project into a gem

See also: #3

.gitignore

@@ -4,3 +4,6 @@
 .bundle
 log
 .env
+*.swp
+Gemfile.lock
+.ruby-version

Gemfile

@@ -1,43 +1,5 @@
-source 'http://rubygems.org'
+source 'https://rubygems.org'
 
 ruby '2.2.4'
 
-gem 'slack-ruby-bot', '~> 0.8.0'
-gem 'celluloid-io', require: 'celluloid/current'
-gem 'mongoid', '~> 5.0.0'
-gem 'unicorn'
-gem 'grape', '~> 0.15.0'
-gem 'grape-swagger', '~> 0.10.0'
-gem 'grape-roar'
-gem 'rack-cors'
-gem 'kaminari', '~> 0.16.1', require: 'kaminari/grape'
-gem 'mongoid-scroll'
-gem 'rack-robotz'
-gem 'newrelic_rpm'
-gem 'newrelic-slack-ruby-bot'
-gem 'rack-rewrite'
-gem 'rack-server-pages'
-
-group :development, :test do
-  gem 'rake', '~> 10.4'
-  gem 'rubocop', '0.35.1'
-  gem 'foreman'
-end
-
-group :development do
-  gem 'mongoid-shell'
-  gem 'heroku'
-end
-
-group :test do
-  gem 'rspec'
-  gem 'rack-test'
-  gem 'webmock'
-  gem 'vcr'
-  gem 'fabrication'
-  gem 'faker'
-  gem 'database_cleaner'
-  gem 'hyperclient'
-  gem 'capybara'
-  gem 'selenium-webdriver'
-end
+gemspec

Rakefile

@@ -1,7 +1,4 @@
-require 'rubygems'
-require 'bundler'
-
-Bundler.setup :default, :development
+require_relative 'config/environment'
 
 unless ENV['RACK_ENV'] == 'production'
   require 'rspec/core'