fixing
this is it
final parameter tweaks & remove debug
Merge remote-tracking branch 'origin/master' into l-tree-tweaks
Add another rendering mode, add keyboard controls.
SPACE changes rendering mode,
U/D arrows change X curl target,
L/R arrows change Y curl target
refactor & clarify
Merge pull request #31 from jukkae/l-tree-tweaks

L-tree tweaks