Remove vol_perc() from todo in README

diff --git a/README b/README
index cedbad9..6753c35 100644 (file)
--- a/README
+++ b/README
@@ -67,4 +67,3 @@ The following functions are not portable at the moment:
 - swap_{free,perc,total,used}
 - battery_{power,state}
 - temp
-- vol_perc