Alias Inference: Response Processing

[HongshuW]

Issue Description

Update variable mapping algorithm in response processing.

Examples

Cli 11 step 77
Response:
{ "out":"PrintWriter_instance.out", "out.buf":"PrintWriter_instance.out.buf", "out.buf.value":"PrintWriter_instance.out.buf.value" }
The PrintWriter_instance.out, PrintWriter_instance.out.buf, PrintWriter_instance.out.buf.value fields should be added.

Cli 11 step 126
Response:
{ "out.buf.toStringCache":"buff.toStringCache" }
The "out.buf":"buff" relationship is not captured.

Note

This issue is related to #9