Database: move main_language_id to CLASS_VERSIONS table so that each update has its own mainlanguage
Change spaces to tabs
Database: add object block
Database: add user table
Database: add validation to fieldtypes
Fix typo 'searcheable' to 'searchable'
Database: update users and remaining block
Database: add 'other ideas' to file
Database: change minimum strings size to 255
Database: small updates on users block