Handle files that have never been saved (fixes #57).
Handle files that have never been saved (fixes #57).

math-foo/cloudpebble,math-foo/cloudpebble,pebble/cloudpebble,pebble/cloudpebble,thunsaker/cloudpebble,thunsaker/cloudpebble,pebble/cloudpebble,thunsaker/cloudpebble,math-foo/cloudpebble,thunsaker/cloudpebble,pebble/cloudpebble,math-foo/cloudpebble,pebble/cloudpebble