New Delete test.
Updated SQLite nuget.
Merge branch 'master' of https://github.com/linq2db/linq2db
Merge branch 'master' of https://github.com/lvaleriu/linq2db
Updated MySql nuget.
Updated PostgreSQL nuget.
Updated Firebird nuget.
Fixed alternative update/delete bug.
Fixed partial trust issue.
Fixed http://www.rsdn.ru/forum/prj.rfd/5374816.
Updated tests.
Test refactoring.
Test refactoring.
Test refactoring.
Merge branch 'dev'
SelectQuery refactoring.
Merge branch 'master' of https://github.com/linq2db/linq2db
Test refactoring.
Test refactoring.
Test refactoring.