Starting from version 1.5.5 Database Views functionality has been implemented and is available.
More details can be found in the article below:
Note: In Power BI Connector version less than 1.5.2 export of Database Views was not implemented.
But, starting from version 1.5.5 this functionality was implemented.
More details can be found in the articles below:
Check this link to get information about how it was realized in the earlier versions.