turn *off* safer mode, so that we can view pdfs.
i am not happy about this.

bin/psv

diff --git a/bin/psv b/bin/psv
index fe2988d..176d493 100755
--- a/bin/psv
+++ b/bin/psv
@@ -1,3 +1,3 @@
 #!/bin/sh
 
-gv -swap -style $PLAN9/lib/gv.style -ad $PLAN9/lib/gv.resource "$@"
+gv -nosafer -swap -style $PLAN9/lib/gv.style -ad $PLAN9/lib/gv.resource "$@"