Release 1.5.13: Fix Linux build - rename all mentions of Firebird to have consistent case#853

Thorium merged 4 commits intofsprojects:masterfsprojects/SQLProvider:masterfrom

Tom-Sloboda:make-Firebird-hav-consistent-caseTom-Sloboda/SQLProvider:make-Firebird-hav-consistent-caseCopy head branch name to clipboard