initial work toward ListView-based main activity

HeaderView row and data implemented, need to implement all other views
and rewrite AIO to use ListView and adapter
board row stuff
more board row stuff, game search row stuff
more work towards listview system
even more listview system work
Version 0.3.26 / Release Candidate 01

Version 0.3.26 / Release Candidate 01
New rendering system, in need of testing on 2.x devices (should work
just fine.) In particular, let me know if scrolling seems to noticeably
stutter.
Added quick scroll
Fixed bug where messages with "broken" html tags would break topic
processing
Other bug fixes
Optimizations to page processing