Apply more automation

[helio-frota]

The current steps are:

1. Enter on directory 'x vs y'
2. make
3. Doing nothing with bench result.
4. node --prof prof-x.js
5. node --prof-process isolate-.log
6. copy summary to prof-x.js
7. rm isolate-.log
8. node --prof prof-y.js
9. node --prof-process isolate-.log
10. copy summary to prof-y.js
11. rm isolate-.log

[helio-frota]

The current steps are:

1. Enter on directory 'x vs y'
2. make

[helio-frota]

We need to run bench 3x at least.
the first time run shows a bit distant results.