* add `mtime=0` to `gzip.compress` call for reproducible builds
0.9.0
* use gzip to compress pickle artifacts
0.8.0
* use common exception class `AutoMockException`
0.7.0
* reduce memory keys to instance index and call index pairs * introduce rich `Call` object * use pickle to pack `args` and `kwargs`, so comparision is more strict than with `repr` * add debug callback argument and `pdb` fallback * more informative error messages