added bootrap

Gemfile

@@ -5,11 +5,12 @@ git_source(:github) do |repo_name|
   "https://github.com/#{repo_name}.git"
 end
 
-#gem 'sqlite3' - 
+#gem 'sqlite3' -
 # Bundle edge Rails instead: gem 'rails', github: 'rails/rails'
 gem 'rails', '~> 5.0.2'
 # Use mysql as the database for Active Record
-gem 'mysql2', '>= 0.3.18', '< 0.5'
+#gem 'mysql2', '>= 0.3.18', '< 0.5'
+gem 'pg'
 # Use Puma as the app server
 gem 'puma', '~> 3.0'
 # Use SCSS for stylesheets