Merge branch 'develop' into ticket/10380

* develop: (325 commits)
  [ticket/10641] Update MCP template with new plurality forms
  [ticket/10637] Leftovers from implementation of extensions in convertor
  [ticket/10637] Leftovers from implementation of extensions in develop tools
  [ticket/10637] Leftovers from implementation of extensions in mcp_post
  [ticket/10637] Leftovers from implementation of extensions in mcp_main
  [ticket/10637] Leftovers from implementation of extensions
  [ticket/10606] Also correctly use $s_search_hidden_fields in view(forum|topic).
  [ticket/10606] Fix incorrect hidden fields array name in page_header().
  [ticket/10633] Stop leaking filename of attachments when thumbnail is requested
  [ticket/10636] Resolve variable name ($sql_ary) conflict in cache_moderators().
  [ticket/10634] Specify module type when viewing profile
  [ticket/10634] Changing p_master::is_full_class
  [ticket/10569] Invalid string comparison in prosilver
  [ticket/10495] Update request/type_cast_helper for PHP 5.4 magic_quotes_gpc drop
  [ticket/10512] Call startup.php from tests/bootstrap.php
  [ticket/10535] Delete no longer needed email confirm language entries.
  [ticket/9914] Add backup warning to updater.
  [ticket/10616] Add template inheritance to exported template
  [ticket/10616] Ignore template inheritance that points to self
  [ticket/10616] Add template inheritance to default styles
  ...

1 files changed, 5 insertions, 0 deletions

diff --git a/tests/extension/includes/default/implementation.php b/tests/extension/includes/default/implementation.php
new file mode 100644
index 0000000000..91d5f8aa2f
--- /dev/null
+++ b/tests/extension/includes/default/implementation.php
@@ -0,0 +1,5 @@
+<?php
+
+class phpbb_default_impl_class implements phpbb_default_interface
+{
+}