remove unnecessary io/wait require
commit175727bc349ec0f7b94b4de936c7e9de1aaffd2d
authorEric Wong <normalperson@yhbt.net>
Thu, 21 Jul 2011 23:17:48 +0000 (21 23:17 +0000)
committerEric Wong <normalperson@yhbt.net>
Thu, 21 Jul 2011 23:17:48 +0000 (21 23:17 +0000)
treeeb01c4a6c972300e85918ff5eacf1b42493868c8
parent19a7c3afcb22af75ac3afc358e96325d00415ace
remove unnecessary io/wait require

kgio 2.5 added kgio_wait_*able methods
lib/rainbows.rb