Gemfile.lock in association_callbacks-0.2.1 vs Gemfile.lock in association_callbacks-0.2.2

@@ -1,9 +1,9 @@
 PATH
   remote: .
   specs:
-    association_callbacks (0.2.1)
+    association_callbacks (0.2.2)
       activerecord (~> 4.1.0)
       activesupport (~> 4.1.0)
 
 GEM
   remote: https://rubygems.org/
@@ -21,33 +21,43 @@
       minitest (~> 5.1)
       thread_safe (~> 0.1)
       tzinfo (~> 1.1)
     arel (5.0.1.20140414130214)
     builder (3.2.2)
+    byebug (3.1.2)
+      columnize (~> 0.8)
+      debugger-linecache (~> 1.2)
+    columnize (0.8.9)
+    debugger-linecache (1.2.0)
     diff-lcs (1.2.5)
     i18n (0.6.9)
     json (1.8.1)
-    minitest (5.3.3)
-    rake (10.3.1)
-    rspec (2.14.1)
-      rspec-core (~> 2.14.0)
-      rspec-expectations (~> 2.14.0)
-      rspec-mocks (~> 2.14.0)
-    rspec-core (2.14.8)
-    rspec-expectations (2.14.5)
-      diff-lcs (>= 1.1.3, < 2.0)
-    rspec-mocks (2.14.6)
+    minitest (5.3.4)
+    rake (10.3.2)
+    rspec (3.0.0)
+      rspec-core (~> 3.0.0)
+      rspec-expectations (~> 3.0.0)
+      rspec-mocks (~> 3.0.0)
+    rspec-core (3.0.1)
+      rspec-support (~> 3.0.0)
+    rspec-expectations (3.0.1)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.0.0)
+    rspec-mocks (3.0.1)
+      rspec-support (~> 3.0.0)
+    rspec-support (3.0.0)
     sqlite3 (1.3.9)
     sqlite3-ruby (1.3.3)
       sqlite3 (>= 1.3.3)
-    thread_safe (0.3.3)
-    tzinfo (1.1.0)
+    thread_safe (0.3.4)
+    tzinfo (1.2.1)
       thread_safe (~> 0.1)
 
 PLATFORMS
   ruby
 
 DEPENDENCIES
   association_callbacks!
+  byebug (~> 3.1.0)
   rake (~> 10.3.0)
-  rspec (~> 2.14.0)
+  rspec (~> 3.0.0)
   sqlite3-ruby (~> 1.3.0)