Add new UI text INSTL_DATABASE_INVALID_MARIADB_VERSION to installation language files.
When check for minimum DB version fails with mysqli or mysql driver, check if MariaDB and if so, use the right UI text for the exception.
Testing Instructions
Try to install current 4.0-dev on a MariaDB of a version which does not fulfill the minimum reguirement 10.0.0. Result: See section "Actual result" below.
Apply the changes of this PR and try again. Result: See section "Expected result" below.
Expected result
Error message like You need MariaDB 10.0 or higher to continue the installation. Your version is: 5.5.60-MariaDB.
Actual result
Error message like You need MySQL 10.0 or higher to continue the installation. Your version is: 5.5.60-MariaDB.
@wilsonge Done.