add: Object for VirusTotal public API queries
add: Object for VirusTotal public API queries

- Lighter analysis of the report to avoid reaching
  the limit of queries per minute while recursing
  on the different elements

MISP/misp-modules,amuehlem/misp-modules,amuehlem/misp-modules,VirusTotal/misp-modules,MISP/misp-modules,VirusTotal/misp-modules,VirusTotal/misp-modules,MISP/misp-modules,amuehlem/misp-modules