shoes/shoes — comment on commit be9d6703ce3d8cd9a700e088c62cc08d8059578b
File:  line 0
By steveklabnik:

That leads to this list:

``` text
#	deleted: req/binject/ext/binject_c/binject.bundle
#	deleted: req/chipmunk/ext/chipmunk/chipmunk.bundle
#	deleted: req/ftsearch/ext/ftsearchrt/ftsearchrt.bundle
#	deleted: req/hpricot/ext/fast_xs/fast_xs.bundle
#	deleted: req/hpricot/ext/hpricot_scan/hpricot_scan.bundle
#	deleted: req/json/ext/generator/generator.bundle
#	deleted: req/json/ext/parser/parser.bundle
#	deleted: req/redcarpet2/ext/redcarpet/redcarpet.so
#	deleted: req/redcarpet2/lib/redcarpet.so
#	deleted: req/sqlite3/ext/sqlite3/sqlite3_native.bundle
```

So adding .bundle and .so should be good, I think.