update to 2.6.4 (latest stable version)

diff --git a/libs/jackrabbit-webdav-2.6.3.jar b/libs/jackrabbit-webdav-2.6.3.jar
deleted file mode 100755 (executable)
index 3e1f412..0000000
Binary files a/libs/jackrabbit-webdav-2.6.3.jar and /dev/null differ

diff --git a/libs/jackrabbit-webdav-2.6.4.jar b/libs/jackrabbit-webdav-2.6.4.jar
new file mode 100755 (executable)
index 0000000..9d6d6f1
Binary files /dev/null and b/libs/jackrabbit-webdav-2.6.4.jar differ