New version.
Updated NuGet.
Updated readme.
Made the class static.
Small refactoring.
Extracted method.
Work on FbGbakBackup, with refactoring along the way.
Sorted usings.
Small refactoring.
Streaming query support.
Fixed adding "unknown" result.
GetId is static.
Test for FbGbakBackup + improved FbBackup test.
Explicit order for tests.
Added isc_info_svc_stdin.
Declarations together.
Shorter code.
Same code style as rest.
Added PageSizeHelper.
First try on restore.