wligtenberg/ggplot2 — comment on commit 471885146b26321e93b345259f28a277eaf8c91d
File:  line 0
By wligtenberg:

You are right, your solution is a lot nicer.
I will update my code. I hope to get this in 0.9
I intentionally left space_is_free in, to not deviate from the original too much, because indeed, in your solution it is obsolete.