* test for subrangeset

git-svn-id: http://svn.freepascal.org/svn/fpc/trunk@27748 3ad0048d-3df7-0310-abae-a5850022a9f2
* Extention -> extension (By Reinier, bug ID 25979)

git-svn-id: http://svn.freepascal.org/svn/fpc/trunk@27749 3ad0048d-3df7-0310-abae-a5850022a9f2