Add new migration version: 6.3.3
upadte pom to fit qith new version
BS-8223, update migration tool to delete orpĥans of archived data
instances/visibility mappings
Merge branch '6.3.x' into 'BS-8933_Engine_Improv'
Merge branch 'BS-8933_Engine_Improv' into '6.3.x'
add .iml to gitignore
fix sql query for delete arch data mapping that are orphans
add log when executing statement
remove split in create table queries for tests
add error message when the migration tool is not consistent
Merge branch '1.8.x'
Merge branch '6.3.x' into 'MasterBugFixing'