PBL-6491: Order source/resource files by filename.
PBL-6491: Order source/resource files by filename.

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