[importer] Remove now unused Shp2Pgsql and ShpLoader
[importer] Do not require ShpLoader from runner
CDB-384 #resolve Remove unused importer error codes
fix merge conflict
CDB-208 #resolve [importer] Import ODS files
Merge remote-tracking branch 'origin/feature/importer2.3' into release/importer2.4
Merge branch 'release/importer2.4' into develop