Merge branch 'release/z1.1.0.4' into develop

* release/z1.1.0.4:
  Bumped version to z1.1.0.4
Merge branch 'master' into develop

* master:
  fix case mismatch with right_aws
  Removed expiry header as requested by PT 27722733
  fix bug in tests related to timestamp/asset_id caching
  if stylesheet or javascript include/link tags have recursive or cache => true, don't use CF asset host if any asset source name matches "^//", treat it as a full URL in compute_public_path
  ignore :cache=>true all.{js,css} files
  add bugs file
  add some speculative font mime types (widespread disagreement on this)
rails3 fixes
bump version