Much better fullscreen support.
Better revert support.
More correct window group support (but... with ICCCM, correct is not possible...)
"nil" tag is even less special (Important: remove last tagrule.)
Allow comments (#.*\n) in rules files.
Color scheme.
Replaced mind-numbing float placement algorithm.
Cleanup/prep.
Improved focus semantics.
/client/*/ctl slay command.
Find unresponsive clients on kill.
Draw titlebars of floating clients differently.
Hack to set window properties of programs:
wihack command/libwmii_hack.so library.
Added wmii.rc, on which rc.wmii now depends.
The usual cleanup.