lfu: Rename to lfq, make into a more general query tool

lfu was not very UNIX-like.  Now sim uses ep (edit pipe) to choose
the right match.

1 files changed, 1 insertions, 1 deletions

diff --git a/sim b/sim
index 2502702..df04473 100755
--- a/sim
+++ b/sim
@@ -2,7 +2,7 @@
 
 # Get similar songs
 
-lfu "$@" |
+lfq "$@" | ep | head -1 |
 xargs lfs |
 lfp |
 sed 's/\(.*\) - \(.*\)/track:"\1" artist:"\2"/' |