Fixing typo.
Merge remote-tracking branch 'origin/source' into source

* origin/source:
  Social Login accessToken for Google
  Adding documentation for Custom Data for Tenants / Directories / Applications
  Removing symphony from PHP
  Added Custom Data Methods.
  Aliases for account store mappings.
  Google and Facebook Directories can't be a default account/group stores warning.
  Indentations and forgotten ends.
  [Ruby] Grammar fix.
  [Ruby] Add Google and Facebook integration docs.
Updating express-stormpath docs for new 0.2.4 release.