fix initialize script (pre-push hook must be executable)

diff --git a/initialize.sh b/initialize.sh
index 2ed401a..a436131 100755 (executable)
--- a/initialize.sh
+++ b/initialize.sh
@@ -6,6 +6,7 @@ git submodule init && git submodule update --merge
 echo -e '*.pdf filter=fat\n*.tar.xz filter=fat' > .gitattributes
 #pre-push hook: git fat push, submodules update
 echo -e '#!/bin/sh\n./.git-fat/git-fat push\ngit submodule update --merge' > .git/hooks/pre-push
+chmod 755 .git/hooks/pre-push
 #.gitfat file with remote on gitfat@auder.net
 echo -e '[rsync]\nremote = gitfat@auder.net:~/files' > .gitfat
 #manual git-fat init: with relative path to binary