remove pry-byebug

byebug + pry == slow dev env. Source: deivid-rodriguez/byebug#144

Gemfile

@@ -128,7 +128,6 @@ group :development, :test do
   # gem 'minitest'
   gem 'net-ssh', '~> 2.7.0'
   gem 'oink'
-  gem 'pry-byebug'
   gem 'quiet_assets'
   gem 'rspec-activemodel-mocks'
   gem 'rspec-collection_matchers'
@@ -148,4 +147,4 @@ end
 group :production do
   gem 'unicorn'
   gem 'aws-sdk'
-end
+end

Gemfile.lock

@@ -233,8 +233,6 @@ GEM
     business_time (0.7.4)
       activesupport (>= 3.1.0)
       tzinfo
-    byebug (4.0.5)
-      columnize (= 0.9.0)
     callsite (0.0.11)
     cancan (1.6.8)
     capybara (2.4.4)
@@ -264,7 +262,6 @@ GEM
       coffee-script-source
       execjs
     coffee-script-source (1.8.0)
-    columnize (0.9.0)
     compass (1.0.3)
       chunky_png (~> 1.2)
       compass-core (~> 1.0.2)
@@ -552,9 +549,6 @@ GEM
       coderay (~> 1.1.0)
       method_source (~> 0.8.1)
       slop (~> 3.4)
-    pry-byebug (3.1.0)
-      byebug (~> 4.0)
-      pry (~> 0.10)
     pry-rails (0.3.4)
       pry (>= 0.9.10)
     psych (2.0.13)
@@ -835,7 +829,6 @@ DEPENDENCIES
   oink
   paperclip
   pg
-  pry-byebug
   pry-rails
   psych (~> 2.0.13)
   quiet_assets