Merge branch 'develop-olympus' into develop

* develop-olympus: (57 commits)
  Revert "[ticket/7716] Data too long for column 'message_subject'"
  [ticket/7716] Data too long for column 'message_subject'
  [ticket/9780] Adding unit tests for gen_rand_string().
  [ticket/9780] Add length check back to gen_rand_string().
  [ticket/7972] Copying topics in the MCP now indexes the new topic.
  [ticket/9782] Board disable radio set on when server load high
  [ticket/9635] Useless parameter $data['post_time'] in function submit_post.
  [ticket/9104] Safari does not display box headers correctly in the ACP.
  [ticket/9777] Print error message in pre-commit hook when php is not installed.
  [ticket/7716] Data too long for column 'message_subject'
  [task/git-tools] Ignore git commit message comments
  [task/git-tools] Adjust the hook to enforce that a ticket is always mentioned
  [task/git-tools] Vastly expanded commit-msg hook.
  [task/git-tools] Beginnings of a syntax checking hook.
  [task/git-tools] Append ticket identifier to commit message prior to editing.
  [ticket/7332] Redirect users back to post details when performing actions.
  [ticket/7332] Collapse post details content down to a maximum of 300px heigh
  [ticket/9771] Remove query string parameters that have no name.
  [ticket/9760] Remove unrestricted wildcards from search terms.
  [ticket/9599] Reimplement phpbb_checkdnsrr() function.
  ...

Conflicts:
	tests/template/template.php

phpBB/develop/set_permissions.sh

@@ -0,0 +1,9 @@
+#!/bin/sh
+# set permissions required for installation
+
+dir=$(dirname $0)
+
+for file in cache files store config.php images/avatars/upload
+do
+	chmod a+w $dir/../$file
+done