Commands.hs: remove empty command arguments.
treea5ec0fa52a02f4bbaf3c1a23d6312ee66eb2fc3f
drwxr-xr-x - .dotest
-rw-r--r-- 529 ChangeLog
-rw-r--r-- 26527 LICENSE
drwxr-xr-x - Network
-rw-r--r-- 1755 README
-rwxr-xr-x 76 Setup.lhs
-rw-r--r-- 40 TODO
-rw-r--r-- 1307 libmpd.cabal
drwxr-xr-x - tests