Change extension of project file from '.pro' to '.ba' (#498)

This resolves #498 (closed)

added GUI release-critical labels

assigned to @m.svechnikov

enabled an automatic merge when the pipeline for b34fa225 succeeds

aborted the automatic merge because source branch was updated

added 1 commit

• bdd99358 - fix tests

Compare with previous version

enabled an automatic merge when the pipeline for bdd99358 succeeds

merged

mentioned in commit bd445521