Merge pull request #157 from GinkgoFJG/patch-1

Remove invalid (outdated?) requirement that extensions provide documentation.

docs/extensions/publish.md

@@ -106,7 +106,6 @@ certain criteria. To be eligible for automated distribution:
 -   The extension must be published in the Extensions Directory.
 -   One of the extension's maintainers must [request an extension review](https://issues.civicrm.org/jira/secure/CreateIssue!default.jspa?selectedProjectId=10400&issuetype=10000).
 -   The extension manifest must flag the release as "stable."
--   The extension manifest must include a link to online documentation.
 -   The extension manifest must flag the release as compatible with CiviCRM
     version 4.2 or greater.
 -   The release must be CMS-agnostic, and it must install without errors or