Bump Journey requirements to 1.0.4

There are some Action Pack tests for regressions from 3.1 that require
a later version of Journey to pass so bump to the current version.

actionpack/actionpack.gemspec

@@ -22,7 +22,7 @@
   s.add_dependency('builder',       '~> 3.0.0')
   s.add_dependency('rack',          '~> 1.4.1')
   s.add_dependency('rack-test',     '~> 0.6.1')
-  s.add_dependency('journey',       '~> 1.0.1')
+  s.add_dependency('journey',       '~> 1.0.4')
   s.add_dependency('erubis',        '~> 2.7.0')
 
   s.add_development_dependency('activemodel', version)