Remove dependency on pry, freeing up open4 ~>1.0 for use

Gemfile

@@ -79,11 +79,9 @@ group :test do
   gem "rr", ">= 1.0.3"
   gem "scope", ">= 0.2.3"
   gem "rack-test"
-  gem "pry"
 end
 
 group :development do
-  gem "pry"
   gem "awesome_print"
   gem "statusz" # For the deploy information status page
 end

Gemfile.lock

@@ -18,7 +18,6 @@ GEM
     bourbon (2.1.1)
       sass (>= 3.1)
     clockwork (0.2.4)
-    coderay (0.9.8)
     coffee-script (2.2.0)
       coffee-script-source
       execjs
@@ -43,28 +42,21 @@ GEM
       i18n (>= 0.4.0)
       mime-types (~> 1.16)
       treetop (~> 1.4.8)
-    method_source (0.6.0)
-      ruby_parser (>= 2.0.5)
     methodchain (0.4.2)
     mime-types (1.17.2)
     minitest (2.4.0)
     multi_json (1.1.0)
     mustache (0.99.4)
     mysql2 (0.3.11)
     nokogiri (1.5.0)
-    open4 (1.3.0)
+    open4 (1.0.1)
     pathological (0.2.4)
     pinion (0.3.0)
       rack (~> 1.0)
     polyglot (0.3.2)
     pony (1.3)
       mail (> 2.0)
     posix-spawn (0.3.6)
-    pry (0.9.3)
-      coderay (>= 0.9.8)
-      method_source (>= 0.6.0)
-      ruby_parser (>= 2.0.5)
-      slop (~> 1.9.0)
     pygments.rb (0.3.1)
       posix-spawn (~> 0.3.6)
       yajl-ruby (~> 1.1.0)
@@ -89,13 +81,10 @@ GEM
       vegas (~> 0.1.2)
     rr (1.0.3)
     ruby-openid (2.1.8)
-    ruby_parser (2.0.6)
-      sexp_processor (~> 3.0)
     sass (3.1.20)
     scope (0.2.3)
       minitest
     sequel (3.36.1)
-    sexp_processor (3.0.5)
     sinatra (1.3.2)
       rack (~> 1.3, >= 1.3.6)
       rack-protection (~> 1.2)
@@ -107,7 +96,6 @@ GEM
       rack-test
       sinatra (~> 1.3.0)
       tilt (~> 1.3)
-    slop (1.9.1)
     statusz (0.0.3)
     terraform (0.0.6)
     therubyracer (0.10.1)
@@ -155,7 +143,6 @@ DEPENDENCIES
   pathological
   pinion
   pony
-  pry
   pygments.rb
   rack
   rack-test