Gemfile.lock in act_a-0.0.1 vs Gemfile.lock in act_a-0.0.2

@@ -1,10 +1,10 @@
 PATH
   remote: .
   specs:
-    act_a (0.0.1)
-      rails (~> 4.0.0)
+    act_a (0.0.2)
+      rails
 
 GEM
   remote: https://rubygems.org/
   specs:
     actionmailer (4.0.13)
@@ -77,10 +77,11 @@
       actionpack (= 4.0.13)
       activesupport (= 4.0.13)
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
     rake (10.4.2)
+    rb-readline (0.5.3)
     rest-client (1.8.0)
       http-cookie (>= 1.0.2, < 2.0)
       mime-types (>= 1.16, < 3.0)
       netrc (~> 0.7)
     rspec (3.3.0)
@@ -136,9 +137,10 @@
   act_a!
   bundler (~> 1.10)
   coveralls
   factory_girl_rails
   rake (~> 10.0)
+  rb-readline
   rspec
   rspec-html-matchers
   rspec-rails
   sqlite3