• view_all_inc.php:
  Added new ALT and TITLE tags to attachment indicator.
• core/file_api.php:
  (file_bug_has_attachments) Return number of attachments instead of TRUE.
• lang/strings_english.txt:
  Added s_attachments and s_attachment_alt (used in view_all_inc.php)
• lang/strings_german.txt:
  Added s_attachments and s_attachment_alt (used in view_all_inc.php)

git-svn-id: http://mantisbt.svn.sourceforge.net/svnroot/mantisbt/trunk@2136 <a class="text" href="/?p=mantisbt.git;a=object;h=f5dc347c">f5dc347c</a>-c33d-0410-90a0-b07cc1902cb9