[update 1.2] #12275

-  Issue 3400: doubled . at end of line in RxParserTest>>#test and #testTranlsatingMatchesUsing not portable. Thanks Dale Henrichs
- Issue 3397: Behaviour>> #adoptInstance:. Thanks Henrik.
-  Issue 3386: DosFileDirectory>> checkName: aFileName fixErrors: fixing. Thanks Gary Chambers.

Stef fighting with some bugs...