Bump up rack-mount to 0.6.12

actionpack/actionpack.gemspec

@@ -25,7 +25,7 @@
   s.add_dependency('i18n',          '~> 0.4.1')
   s.add_dependency('rack',          '~> 1.2.1')
   s.add_dependency('rack-test',     '~> 0.5.4')
-  s.add_dependency('rack-mount',    '~> 0.6.10')
+  s.add_dependency('rack-mount',    '~> 0.6.12')
   s.add_dependency('tzinfo',        '~> 0.3.23')
   s.add_dependency('erubis',        '~> 2.6.6')
 end

railties/guides/source/initialization.textile

@@ -150,7 +150,7 @@ Here the only two gems we need are +rails+ and +sqlite3-ruby+, so it seems. This
 * nokogiri-1.4.3.1.gem
 * polyglot-0.3.1.gem
 * rack-1.2.1.gem
-* rack-mount-0.6.10.gem
+* rack-mount-0.6.12.gem
 * rack-test-0.5.4.gem
 * rails-3.0.0.beta4.gem
 * railties-3.0.0.beta4.gem