diff --git a/gemfiles/Gemfile.rails-2.3.lock b/gemfiles/Gemfile.rails-2.3.lock
index 9064672..558478d 100644
--- a/gemfiles/Gemfile.rails-2.3.lock
+++ b/gemfiles/Gemfile.rails-2.3.lock
@@ -1,7 +1,7 @@
 PATH
   remote: /Users/ronen/github/schema_plus
   specs:
-    schema_plus (0.2.0)
+    schema_plus (0.2.1)
       rails
       valuable
 
@@ -19,10 +19,10 @@ GEM
       activesupport (= 2.3.14)
     activesupport (2.3.14)
     diff-lcs (1.1.3)
-    multi_json (1.0.4)
+    multi_json (1.1.0)
     mysql (2.8.1)
     mysql2 (0.2.18)
-    pg (0.12.2)
+    pg (0.13.2)
     rack (1.1.3)
     rails (2.3.14)
       actionmailer (= 2.3.14)
@@ -32,22 +32,22 @@ GEM
       activesupport (= 2.3.14)
       rake (>= 0.8.3)
     rake (0.8.7)
-    rspec (2.8.0)
-      rspec-core (~> 2.8.0)
-      rspec-expectations (~> 2.8.0)
-      rspec-mocks (~> 2.8.0)
-    rspec-core (2.8.0)
-    rspec-expectations (2.8.0)
-      diff-lcs (~> 1.1.2)
-    rspec-mocks (2.8.0)
-    simplecov (0.5.4)
-      multi_json (~> 1.0.3)
+    rspec (2.9.0)
+      rspec-core (~> 2.9.0)
+      rspec-expectations (~> 2.9.0)
+      rspec-mocks (~> 2.9.0)
+    rspec-core (2.9.0)
+    rspec-expectations (2.9.0)
+      diff-lcs (~> 1.1.3)
+    rspec-mocks (2.9.0)
+    simplecov (0.6.1)
+      multi_json (~> 1.0)
       simplecov-html (~> 0.5.3)
     simplecov-gem-adapter (1.0.1)
       simplecov
     simplecov-html (0.5.3)
     sqlite3 (1.3.5)
-    valuable (0.9.2)
+    valuable (0.9.3)
 
 PLATFORMS
   ruby
@@ -56,7 +56,7 @@ DEPENDENCIES
   mysql
   mysql2 (~> 0.2.7)
   pg
-  rails (~> 2.3)
+  rails (~> 2.3.0)
   rake (~> 0.8.7)
   rspec
   schema_plus!
diff --git a/gemfiles/Gemfile.rails-3.0.lock b/gemfiles/Gemfile.rails-3.0.lock
index 87fe096..b8efb72 100644
--- a/gemfiles/Gemfile.rails-3.0.lock
+++ b/gemfiles/Gemfile.rails-3.0.lock
@@ -1,7 +1,7 @@
 PATH
   remote: /Users/ronen/github/schema_plus
   specs:
-    schema_plus (0.2.0)
+    schema_plus (0.2.1)
       rails
       valuable
 
@@ -9,82 +9,82 @@ GEM
   remote: http://rubygems.org/
   specs:
     abstract (1.0.0)
-    actionmailer (3.0.11)
-      actionpack (= 3.0.11)
+    actionmailer (3.0.12)
+      actionpack (= 3.0.12)
       mail (~> 2.2.19)
-    actionpack (3.0.11)
-      activemodel (= 3.0.11)
-      activesupport (= 3.0.11)
+    actionpack (3.0.12)
+      activemodel (= 3.0.12)
+      activesupport (= 3.0.12)
       builder (~> 2.1.2)
       erubis (~> 2.6.6)
       i18n (~> 0.5.0)
-      rack (~> 1.2.1)
+      rack (~> 1.2.5)
       rack-mount (~> 0.6.14)
       rack-test (~> 0.5.7)
       tzinfo (~> 0.3.23)
-    activemodel (3.0.11)
-      activesupport (= 3.0.11)
+    activemodel (3.0.12)
+      activesupport (= 3.0.12)
       builder (~> 2.1.2)
       i18n (~> 0.5.0)
-    activerecord (3.0.11)
-      activemodel (= 3.0.11)
-      activesupport (= 3.0.11)
+    activerecord (3.0.12)
+      activemodel (= 3.0.12)
+      activesupport (= 3.0.12)
       arel (~> 2.0.10)
       tzinfo (~> 0.3.23)
-    activeresource (3.0.11)
-      activemodel (= 3.0.11)
-      activesupport (= 3.0.11)
-    activesupport (3.0.11)
+    activeresource (3.0.12)
+      activemodel (= 3.0.12)
+      activesupport (= 3.0.12)
+    activesupport (3.0.12)
     arel (2.0.10)
     builder (2.1.2)
     diff-lcs (1.1.3)
     erubis (2.6.6)
       abstract (>= 1.0.0)
     i18n (0.5.0)
-    json (1.6.4)
+    json (1.6.5)
     mail (2.2.19)
       activesupport (>= 2.3.6)
       i18n (>= 0.4.0)
       mime-types (~> 1.16)
       treetop (~> 1.4.8)
     mime-types (1.17.2)
-    multi_json (1.0.4)
+    multi_json (1.1.0)
     mysql (2.8.1)
     mysql2 (0.2.18)
-    pg (0.12.2)
+    pg (0.13.2)
     polyglot (0.3.3)
     rack (1.2.5)
     rack-mount (0.6.14)
       rack (>= 1.0.0)
     rack-test (0.5.7)
       rack (>= 1.0)
-    rails (3.0.11)
-      actionmailer (= 3.0.11)
-      actionpack (= 3.0.11)
-      activerecord (= 3.0.11)
-      activeresource (= 3.0.11)
-      activesupport (= 3.0.11)
+    rails (3.0.12)
+      actionmailer (= 3.0.12)
+      actionpack (= 3.0.12)
+      activerecord (= 3.0.12)
+      activeresource (= 3.0.12)
+      activesupport (= 3.0.12)
       bundler (~> 1.0)
-      railties (= 3.0.11)
-    railties (3.0.11)
-      actionpack (= 3.0.11)
-      activesupport (= 3.0.11)
+      railties (= 3.0.12)
+    railties (3.0.12)
+      actionpack (= 3.0.12)
+      activesupport (= 3.0.12)
       rake (>= 0.8.7)
       rdoc (~> 3.4)
       thor (~> 0.14.4)
     rake (0.8.7)
     rdoc (3.12)
       json (~> 1.4)
-    rspec (2.8.0)
-      rspec-core (~> 2.8.0)
-      rspec-expectations (~> 2.8.0)
-      rspec-mocks (~> 2.8.0)
-    rspec-core (2.8.0)
-    rspec-expectations (2.8.0)
-      diff-lcs (~> 1.1.2)
-    rspec-mocks (2.8.0)
-    simplecov (0.5.4)
-      multi_json (~> 1.0.3)
+    rspec (2.9.0)
+      rspec-core (~> 2.9.0)
+      rspec-expectations (~> 2.9.0)
+      rspec-mocks (~> 2.9.0)
+    rspec-core (2.9.0)
+    rspec-expectations (2.9.0)
+      diff-lcs (~> 1.1.3)
+    rspec-mocks (2.9.0)
+    simplecov (0.6.1)
+      multi_json (~> 1.0)
       simplecov-html (~> 0.5.3)
     simplecov-gem-adapter (1.0.1)
       simplecov
@@ -94,8 +94,8 @@ GEM
     treetop (1.4.10)
       polyglot
       polyglot (>= 0.3.1)
-    tzinfo (0.3.31)
-    valuable (0.9.2)
+    tzinfo (0.3.32)
+    valuable (0.9.3)
 
 PLATFORMS
   ruby
diff --git a/gemfiles/Gemfile.rails-3.1.lock b/gemfiles/Gemfile.rails-3.1.lock
index cf5b319..4be6410 100644
--- a/gemfiles/Gemfile.rails-3.1.lock
+++ b/gemfiles/Gemfile.rails-3.1.lock
@@ -1,60 +1,60 @@
 PATH
   remote: /Users/ronen/github/schema_plus
   specs:
-    schema_plus (0.2.0)
+    schema_plus (0.2.1)
       rails
       valuable
 
 GEM
   remote: http://rubygems.org/
   specs:
-    actionmailer (3.1.3)
-      actionpack (= 3.1.3)
+    actionmailer (3.1.4)
+      actionpack (= 3.1.4)
       mail (~> 2.3.0)
-    actionpack (3.1.3)
-      activemodel (= 3.1.3)
-      activesupport (= 3.1.3)
+    actionpack (3.1.4)
+      activemodel (= 3.1.4)
+      activesupport (= 3.1.4)
       builder (~> 3.0.0)
       erubis (~> 2.7.0)
       i18n (~> 0.6)
-      rack (~> 1.3.5)
+      rack (~> 1.3.6)
       rack-cache (~> 1.1)
       rack-mount (~> 0.8.2)
       rack-test (~> 0.6.1)
       sprockets (~> 2.0.3)
-    activemodel (3.1.3)
-      activesupport (= 3.1.3)
+    activemodel (3.1.4)
+      activesupport (= 3.1.4)
       builder (~> 3.0.0)
       i18n (~> 0.6)
-    activerecord (3.1.3)
-      activemodel (= 3.1.3)
-      activesupport (= 3.1.3)
-      arel (~> 2.2.1)
+    activerecord (3.1.4)
+      activemodel (= 3.1.4)
+      activesupport (= 3.1.4)
+      arel (~> 2.2.3)
       tzinfo (~> 0.3.29)
-    activeresource (3.1.3)
-      activemodel (= 3.1.3)
-      activesupport (= 3.1.3)
-    activesupport (3.1.3)
+    activeresource (3.1.4)
+      activemodel (= 3.1.4)
+      activesupport (= 3.1.4)
+    activesupport (3.1.4)
       multi_json (~> 1.0)
-    arel (2.2.1)
+    arel (2.2.3)
     builder (3.0.0)
     diff-lcs (1.1.3)
     erubis (2.7.0)
     hike (1.2.1)
     i18n (0.6.0)
-    json (1.6.4)
-    mail (2.3.0)
+    json (1.6.5)
+    mail (2.3.3)
       i18n (>= 0.4.0)
       mime-types (~> 1.16)
       treetop (~> 1.4.8)
     mime-types (1.17.2)
-    multi_json (1.0.4)
+    multi_json (1.1.0)
     mysql (2.8.1)
     mysql2 (0.3.11)
-    pg (0.12.2)
+    pg (0.13.2)
     polyglot (0.3.3)
     rack (1.3.6)
-    rack-cache (1.1)
+    rack-cache (1.2)
       rack (>= 0.4)
     rack-mount (0.8.3)
       rack (>= 1.0.0)
@@ -62,17 +62,17 @@ GEM
       rack
     rack-test (0.6.1)
       rack (>= 1.0)
-    rails (3.1.3)
-      actionmailer (= 3.1.3)
-      actionpack (= 3.1.3)
-      activerecord (= 3.1.3)
-      activeresource (= 3.1.3)
-      activesupport (= 3.1.3)
+    rails (3.1.4)
+      actionmailer (= 3.1.4)
+      actionpack (= 3.1.4)
+      activerecord (= 3.1.4)
+      activeresource (= 3.1.4)
+      activesupport (= 3.1.4)
       bundler (~> 1.0)
-      railties (= 3.1.3)
-    railties (3.1.3)
-      actionpack (= 3.1.3)
-      activesupport (= 3.1.3)
+      railties (= 3.1.4)
+    railties (3.1.4)
+      actionpack (= 3.1.4)
+      activesupport (= 3.1.4)
       rack-ssl (~> 1.3.2)
       rake (>= 0.8.7)
       rdoc (~> 3.4)
@@ -80,16 +80,16 @@ GEM
     rake (0.8.7)
     rdoc (3.12)
       json (~> 1.4)
-    rspec (2.8.0)
-      rspec-core (~> 2.8.0)
-      rspec-expectations (~> 2.8.0)
-      rspec-mocks (~> 2.8.0)
-    rspec-core (2.8.0)
-    rspec-expectations (2.8.0)
-      diff-lcs (~> 1.1.2)
-    rspec-mocks (2.8.0)
-    simplecov (0.5.4)
-      multi_json (~> 1.0.3)
+    rspec (2.9.0)
+      rspec-core (~> 2.9.0)
+      rspec-expectations (~> 2.9.0)
+      rspec-mocks (~> 2.9.0)
+    rspec-core (2.9.0)
+    rspec-expectations (2.9.0)
+      diff-lcs (~> 1.1.3)
+    rspec-mocks (2.9.0)
+    simplecov (0.6.1)
+      multi_json (~> 1.0)
       simplecov-html (~> 0.5.3)
     simplecov-gem-adapter (1.0.1)
       simplecov
@@ -104,8 +104,8 @@ GEM
     treetop (1.4.10)
       polyglot
       polyglot (>= 0.3.1)
-    tzinfo (0.3.31)
-    valuable (0.9.2)
+    tzinfo (0.3.32)
+    valuable (0.9.3)
 
 PLATFORMS
   ruby
@@ -114,7 +114,7 @@ DEPENDENCIES
   mysql
   mysql2
   pg
-  rails (~> 3.1)
+  rails (~> 3.1.0)
   rake (~> 0.8.7)
   rspec
   schema_plus!
diff --git a/gemfiles/Gemfile.rails-3.2.lock b/gemfiles/Gemfile.rails-3.2.lock
index 4bffa8f..a686de1 100644
--- a/gemfiles/Gemfile.rails-3.2.lock
+++ b/gemfiles/Gemfile.rails-3.2.lock
@@ -1,76 +1,76 @@
 PATH
   remote: /Users/ronen/github/schema_plus
   specs:
-    schema_plus (0.2.0)
+    schema_plus (0.2.1)
       rails
       valuable
 
 GEM
   remote: http://rubygems.org/
   specs:
-    actionmailer (3.2.0.rc2)
-      actionpack (= 3.2.0.rc2)
-      mail (~> 2.3.0)
-    actionpack (3.2.0.rc2)
-      activemodel (= 3.2.0.rc2)
-      activesupport (= 3.2.0.rc2)
+    actionmailer (3.2.2)
+      actionpack (= 3.2.2)
+      mail (~> 2.4.0)
+    actionpack (3.2.2)
+      activemodel (= 3.2.2)
+      activesupport (= 3.2.2)
       builder (~> 3.0.0)
       erubis (~> 2.7.0)
-      journey (~> 1.0.0.rc1)
+      journey (~> 1.0.1)
       rack (~> 1.4.0)
       rack-cache (~> 1.1)
       rack-test (~> 0.6.1)
       sprockets (~> 2.1.2)
-    activemodel (3.2.0.rc2)
-      activesupport (= 3.2.0.rc2)
+    activemodel (3.2.2)
+      activesupport (= 3.2.2)
       builder (~> 3.0.0)
-    activerecord (3.2.0.rc2)
-      activemodel (= 3.2.0.rc2)
-      activesupport (= 3.2.0.rc2)
-      arel (~> 3.0.0.rc1)
+    activerecord (3.2.2)
+      activemodel (= 3.2.2)
+      activesupport (= 3.2.2)
+      arel (~> 3.0.2)
       tzinfo (~> 0.3.29)
-    activeresource (3.2.0.rc2)
-      activemodel (= 3.2.0.rc2)
-      activesupport (= 3.2.0.rc2)
-    activesupport (3.2.0.rc2)
+    activeresource (3.2.2)
+      activemodel (= 3.2.2)
+      activesupport (= 3.2.2)
+    activesupport (3.2.2)
       i18n (~> 0.6)
       multi_json (~> 1.0)
-    arel (3.0.0.rc1)
+    arel (3.0.2)
     builder (3.0.0)
     diff-lcs (1.1.3)
     erubis (2.7.0)
     hike (1.2.1)
     i18n (0.6.0)
-    journey (1.0.0.rc4)
-    json (1.6.4)
-    mail (2.3.0)
+    journey (1.0.3)
+    json (1.6.5)
+    mail (2.4.4)
       i18n (>= 0.4.0)
       mime-types (~> 1.16)
       treetop (~> 1.4.8)
     mime-types (1.17.2)
-    multi_json (1.0.4)
+    multi_json (1.1.0)
     mysql (2.8.1)
     mysql2 (0.3.11)
-    pg (0.12.2)
+    pg (0.13.2)
     polyglot (0.3.3)
-    rack (1.4.0)
-    rack-cache (1.1)
+    rack (1.4.1)
+    rack-cache (1.2)
       rack (>= 0.4)
     rack-ssl (1.3.2)
       rack
     rack-test (0.6.1)
       rack (>= 1.0)
-    rails (3.2.0.rc2)
-      actionmailer (= 3.2.0.rc2)
-      actionpack (= 3.2.0.rc2)
-      activerecord (= 3.2.0.rc2)
-      activeresource (= 3.2.0.rc2)
-      activesupport (= 3.2.0.rc2)
+    rails (3.2.2)
+      actionmailer (= 3.2.2)
+      actionpack (= 3.2.2)
+      activerecord (= 3.2.2)
+      activeresource (= 3.2.2)
+      activesupport (= 3.2.2)
       bundler (~> 1.0)
-      railties (= 3.2.0.rc2)
-    railties (3.2.0.rc2)
-      actionpack (= 3.2.0.rc2)
-      activesupport (= 3.2.0.rc2)
+      railties (= 3.2.2)
+    railties (3.2.2)
+      actionpack (= 3.2.2)
+      activesupport (= 3.2.2)
       rack-ssl (~> 1.3.2)
       rake (>= 0.8.7)
       rdoc (~> 3.4)
@@ -78,16 +78,16 @@ GEM
     rake (0.8.7)
     rdoc (3.12)
       json (~> 1.4)
-    rspec (2.8.0)
-      rspec-core (~> 2.8.0)
-      rspec-expectations (~> 2.8.0)
-      rspec-mocks (~> 2.8.0)
-    rspec-core (2.8.0)
-    rspec-expectations (2.8.0)
-      diff-lcs (~> 1.1.2)
-    rspec-mocks (2.8.0)
-    simplecov (0.5.4)
-      multi_json (~> 1.0.3)
+    rspec (2.9.0)
+      rspec-core (~> 2.9.0)
+      rspec-expectations (~> 2.9.0)
+      rspec-mocks (~> 2.9.0)
+    rspec-core (2.9.0)
+    rspec-expectations (2.9.0)
+      diff-lcs (~> 1.1.3)
+    rspec-mocks (2.9.0)
+    simplecov (0.6.1)
+      multi_json (~> 1.0)
       simplecov-html (~> 0.5.3)
     simplecov-gem-adapter (1.0.1)
       simplecov
@@ -102,8 +102,8 @@ GEM
     treetop (1.4.10)
       polyglot
       polyglot (>= 0.3.1)
-    tzinfo (0.3.31)
-    valuable (0.9.2)
+    tzinfo (0.3.32)
+    valuable (0.9.3)
 
 PLATFORMS
   ruby
@@ -112,7 +112,7 @@ DEPENDENCIES
   mysql
   mysql2
   pg
-  rails (~> 3.2.0.rc2)
+  rails (~> 3.2.0)
   rake (~> 0.8.7)
   rspec
   schema_plus!