040000 tree 4893bc735e684f445812c5b6f8e43e5be27863f7	external
040000 tree a5b57aafa9c5c53bf291d38c288cf0c0b3ee3ebb	support
040000 tree 51ce69ffd9b2ea16278b97db391520742099c2f5	tools
040000 tree 9bc31b9eb9134154f994699fd4021c56447702cf	volley