Import the GraphViz extension, copied from mediawiki.org wiki and ran stylize.php on it
Rename to fix casing
Follow up to r80566
Added i18n file and fixed extension credits
Follow up to r80568
Consistency tweaks
Add extension to Translatewiki
replaced $_GET['title'] with title string from parser object or $wgTitle
And I forgot to commit these ones in r84240
minor cleanup
rem debug code
small tweak suggested by Katkov Yury
Tweak description message.
Localisation updates for core and extension messages from translatewiki.net
Localisation updates for core and extension messages from translatewiki.net
Localisation updates for core and extension messages from translatewiki.net
Localisation updates for core and extension messages from translatewiki.net
Fix more comments
Localisation updates for core and extension messages from translatewiki.net
Swap

/*
 *

for

/**
 *
Localisation updates for core and extension messages from translatewiki.net