Removal of better_errors, so that it can run in ruby < 2

Gemfile

@@ -96,7 +96,7 @@ group :development do
   # Spring speeds up development by keeping your application running in the
   # background. Read more: https://github.com/rails/spring
   gem 'spring'
-  gem 'better_errors'
+  # gem 'better_errors'
   gem 'binding_of_caller'
 
   gem 'sqlite3'

Gemfile.lock

@@ -72,10 +72,6 @@ GEM
     astrolabe (1.3.0)
       parser (>= 2.2.0.pre.3, < 3.0)
     bcrypt (3.1.9)
-    better_errors (2.0.0)
-      coderay (>= 1.0.0)
-      erubis (>= 2.6.6)
-      rack (>= 0.9.0)
     binding_of_caller (0.7.2)
       debug_inspector (>= 0.0.1)
     bourbon (4.0.2)
@@ -389,7 +385,6 @@ DEPENDENCIES
   actionview-encoded_mail_to
   activeadmin!
   activeadmin_pagedown
-  better_errors
   binding_of_caller
   brakeman
   coffee-rails