Uses comma for import tool delimiting multiple files
Imports
Oficially talk about 'Import' not 'Batch Import'
Merge pull request #3417 from tinwelint/2.2-rename-import-tool

Oficially talk about 'Import' not 'Batch Import'
Fix potential concurrency issue in ProjectedPath

Also improves error messages in PathImpl to track down a LDBC issue
Merge pull request #3420 from boggle/2.2-path-projections

Fix potential concurrency issue in ProjectedPath
Fix SchemaRuleCommand parser for 2.1
Test index counts are built correctly when migrating from 2.1 and 2.0
Remove BYTES_AS_INT use BYTES with proper min and max constraints instead