Section improvements and add exception notifier

Gemfile

@@ -7,7 +7,7 @@ gem 'rack-cors', require: 'rack/cors'
 # gem 'rails', git: 'git://github.com/rails/rails.git'
 
 # gem 'sqlite3'
-
+gem 'exception_notification'
 gem 'slim-rails'
 
 # Gems used only for assets and not required
@@ -26,7 +26,7 @@ group :assets do
   #gem 'twitter-bootstrap-rails'
   # Only for mobile assets precompile, not used in this project
   #gem 'bootstrap-sass', '~>2.3'
-  gem 'bourbon' #, '4.0.2'
+  gem 'bourbon' #, '4.0.2' #animation keyframes
   #gem 'compass-rails'
   gem 'js-routes'
   gem "font-awesome-rails"