Add binding_of_caller to allow terminal in better errors

Author: s-espinosa

Gemfile

@@ -36,6 +36,7 @@ end
 
 group :development do
   gem 'better_errors'
+  gem 'binding_of_caller'
   gem 'web-console', '>= 3.3.0'
   gem 'listen', '~> 3.0.5'
   gem 'spring'

Gemfile.lock

@@ -47,6 +47,8 @@ GEM
       erubis (>= 2.6.6)
       rack (>= 0.9.0)
     bindex (0.5.0)
+    binding_of_caller (0.7.2)
+      debug_inspector (>= 0.0.1)
     builder (3.2.3)
     byebug (9.0.6)
     capybara (2.13.0)
@@ -68,6 +70,7 @@ GEM
     coffee-script-source (1.12.2)
     concurrent-ruby (1.0.5)
     database_cleaner (1.5.3)
+    debug_inspector (0.0.3)
     diff-lcs (1.3)
     docile (1.1.5)
     erubis (2.7.0)
@@ -231,6 +234,7 @@ PLATFORMS
 DEPENDENCIES
   bcrypt (~> 3.1.7)
   better_errors
+  binding_of_caller
   byebug
   capybara
   coffee-rails (~> 4.2)