pkg/list: handle werc directory listings

lib/rsc

@@ -70,3 +70,4 @@ Interesting, thanks.
 Ouch
 Please don't.
 Test?
+sure

lib/theo

@@ -217,3 +217,6 @@ I see other projects falling into this problem all the time.  It is awesome.
 Ha ha.  I watch other projects.
 We won't commit it.
 Perhaps.
+I don't see any problem.
+As developers we make decisions which we believe serve our users the best.
+Wow, what's that got to do with anything?

sys/src/cmd/pkg/list

@@ -4,6 +4,6 @@ if(~ $#pkgpath 0)
 	pkgpath=http://r-36.net/9front/pkg/$cputype
 
 if(~ $pkgpath ftp* http*)
-	hget $pkgpath | htmlfmt | grep '\.tbz' | sed -e 's/\.tbz.*$//g'
+	hget $pkgpath | htmlfmt | grep '\.tbz' | sed -e 's/• //g; s/\.tbz.*$//g'
 if not
 	ls -p $pkgpath/*.tbz | sed 's/\.tbz.*$//g'