Support for statement timeout [DNET957]

[firebird-automations]

Submitted by: @cincuranet

Jira_subtask_inward DNET812

• Support on FbCommand
• Support on isc_database_info

[firebird-automations]

Commented by: @cincuranet

isc\_cfg\_stmt\_timeout, isc\_att\_stmt\_timeout, isc\_req\_stmt\_timeout 
isc\_database\_info \+ fb\_info\_statement\_timeout\_db, fb\_info\_statement\_timeout\_att 
isc\_dsql\_info \+ isc\_info\_sql\_stmt\_timeout\_user, isc\_info\_sql\_stmt\_timeout\_run 

[cincuranet]

Done via 8f7e8e2 and 730827c.