skip errer detection in findline explorer

Signed-off-by: Nico Schottelius <nico@kr.ethz.ch>

conf/type/__addifnosuchline/explorer/findline

@@ -1,6 +1,7 @@
 #!/bin/sh
 #
 # 2010-2011 Daniel Roth (dani-cdist@d-roth.li)
+# 2011 Nico Schottelius (nico-cdist at schottelius.org)
 #
 # This file is part of cdist.
 #
@@ -27,6 +28,9 @@ fi
 
 regex=$(cat "$__object/parameter/line")
 if [ -f "$file" ]; then
+   # sh -e is our environment, we know what we do,
+   # skip error detection for now
+   set +e
    grep -q "^$regex\$" "$file"
    if [ $? -eq 1 ]; then
       echo "NOTFOUND"