Improve export import progress log

Type of change

• Bug Fix
• Feature

Does this introduce a change in the core logic?

• [Yes]

Does this introduce a change in the cloud provider implementation, if so which cloud?

• AWS
• Azure
• GCP
• IBM

Updates description?

MR issue: #92 (closed)

• Added import progress log;
• Improved export progress log (added more logs in some loops to show progress);
• Added log of the import/export options;
• Even if the import/export fails, the log of 100% progress is shown.