Fix 0003866: URLs that include bookmark are not hyperlinked correctly.
Enh 0003867: Give the user control whether to open hyperlink in new or current window.

M core/file_api.php

• (file_list_attachments): Added [^] next to the attachments.

M core/strings_api.php

• (string_insert_hrefs): Added [^] next to hyperlinks.
• (string_insert_hrefs): Supported # in hyperlinks.

git-svn-id: http://mantisbt.svn.sourceforge.net/svnroot/mantisbt/trunk@2559 <a class="text" href="/?p=mantisbt.git;a=object;h=f5dc347c">f5dc347c</a>-c33d-0410-90a0-b07cc1902cb9