Reset direction when loading puzzle
CSS transitions override each other, so make sure we have the right ones
Make text non-selectable, and adjust cursors to reflect that
Round offset in fixView

We were getting offsets of 1e-14 or so, which were confusing some
browsers.
Tweak CSS for display in WebKitGTK
Add error dialog when unable to load puzzle
Add several more sources for crosswords

Also, add support for the simple XML format used by UClick.

Ref. #4.
Add Jonesin' Crosswords

Now with a general weekly URL generator.

Ref. #4.
Add Wall Street Journal crosswords

Only their Monday and Friday puzzles.  On Saturdays, they have cryptics
and acrostics, but we're not set up to deal with these.  These come in
their own pleasingly minimal text format.

Ref. #4.
Add King Features crosswords

"The wonderful thing about standards is, there are so many to choose
from."  (Attributed to Adm. Grace Hopper.)

Ref. #4.
Make the URL-generating functions add to list directly

In preparation for such functions operating asynchronously.
Add New York Times free classic crosswords

All their information is in JSON, which is handy, but they don't make it
easy to find.

Ref. #4.
Display message if there are no dates for selection
Add GTK container, while we wait for the official one to be fixed