Remove ensure()

[thekid]

This pull request removes the deprecated ensure functionality which has been replaced by finally. See XP RFC 0298

[thekid]

Packages this will affect:

$ grep -Hirn 'ensure(' ../*/src/
../compiler/src/test/php/net/xp_lang/tests/RunnerTest.class.php:29:    } ensure($t); {
../ftp/src/main/php/peer/ftp/server/FtpProtocol.class.php:667:    } ensure($e); {
../ftp/src/main/php/peer/ftp/server/FtpProtocol.class.php:718:    } ensure($e); {
../rdbms/src/main/php/rdbms/mssql/MsSQLDBAdapter.class.php:252:    } ensure($e); {
../rdbms/src/main/php/rdbms/mssql/MsSQLDBAdapter.class.php:273:    } ensure($e); {
../rdbms/src/main/php/rdbms/sybase/SybaseDBAdapter.class.php:272:    } ensure($e); {
../rdbms/src/main/php/rdbms/sybase/SybaseDBAdapter.class.php:293:    } ensure($e); {
../rdbms/src/test/php/rdbms/unittest/CriteriaTest.class.php:322:    } ensure($e); {

[thekid]

Compatibility

All libraries above have been adjusted accordingly and released with a patch-level release:

• Compiler -> https://github.com/xp-lang/compiler/releases/tag/v5.0.1
• RDBMS -> https://github.com/xp-framework/rdbms/releases/tag/v6.5.1
• FTP -> https://github.com/xp-framework/ftp/releases/tag/v6.2.1