upgrade maintenance script to new version
allow more wiki options
autoinstall wikis - by default
quote the sitename
cleanup a few things with variabel scoping and global variables
make spam protection with MathLatex working and easier to configure
fix template
fix loops
this param is called creates
fix typo
use correct path
new style for 2.7
refactor things for >2.7
add new file in 1.19
add a workaround for a broken 1.19

http://jehy.ru/articles/2012/09/17/mediawiki-1-19-unable-to-save-thumbnail-to-destination/