Feature/refactor polish

[cortze]

This PR compiles a set of modifications that ensures that the new metrics format is compatible with the analyzer python script.

List of tasks done at the PR:

• [X] Ensure that the .csv file has the same info as before
• [X] Make Python script compatible only with the exported .csv file
• [X] Separe Armiarma Analyzer from Crawler src/ folder

[alrevuelta]

Looks good to me. Please do the honours and merge it :)