Send config loading errors to STDERR
Merge remote-tracking branch 'upstream/master'
Support centered blit-backed text
Panel::GetRenderPoint()
Function and appearance tweaks in toolbox
Make brush patterns symmetric
Show element symbols in grid when zoomed in
Check center atom sanity each event
Avoid possible abort caused by xrays on startup
Make element tool indicators bigger
Merge pull request #41 from DaveAckley/master

Appearance tweaks mostly