added support for external video and audio files, also added return param to externalmedia()

made $capture public in metadata renderer

some plugins (eg. the tag plugin) rely on it

just some more doc blocks

simplified abstract caoturing in metadata renderer

updated doc blocks in metadata renderer

added short comment on how a renderer works

added doc blocks for xhtml renderer

added doc blocks to all functions in renderer

more reformatting

reformatting

removed unset $cache parameter in _audio _video #698

implement rules for when the top rows of a table qualify for a THEAD element
1. TD < 2 in a row
2. TD <= 50% of total cells
3. Not all table rows can be THEAD rows

improvements to double quote matching

suppress errors where list() may not fill all vars

remove require handled by autoloader

add renderers to autolader

add missing parameter

fix check link existence, have to call getLastRevisionAt for every link

check link existence

fix last merge

PHPDocs internallink

added title to video/audio tags, use title for fallback links, refactored duplicate code

fix comment in _resolveInterWiki

interwiki : prefixed configurls handled as wikilinks

code reformatting