{"shas":[["44d0561cf785b069c5b4a8bf3d535b038afd0384","0bd61e1e7a93390d09e1d0381f1931364dbb1758@gmail.com","Added a second atomic declaration that returns a value wrapped in an Option. A return of None indicates that the transaction failed. StmTest has an example of how to use this new form.","Neil Essy"]],"ref":"refs/heads/master","size":1,"head":"44d0561cf785b069c5b4a8bf3d535b038afd0384","push_id":39254328}