* (bug 25642) A exception is now thrown instead of a fatal error when using
$wgSMTP without PEAR mail package
* (bug 19633) When possible, Upscale small SVGs when creating thumbnails.
-* (bug 25725) Unwanted linebreaks in diffs.
* (bug 11013) Database driver detection needs rewriting for robustness
* (bug 13409) Installer prompts could use clarification--now has help boxes
* (bug 16902) Installer spews warnings when exec() and dl() are not available