Merge branch '3277-load-roi-collection-from-file' into 'master'
Resolve "load roi collection from file"
Closes #3277 (closed)
See merge request !4517 (merged)
(cherry picked from commit eeb341b9)
07c03421 add load roi collection from file f4490353 add test 85a0d185 prevent manual rois if file is loaded